Plant List 2009 - I

Iberis	sempervirens	"Weisser Zwerg"	A very compact evergreen subshrub with dark green leaves and clusters of white flowers. Height 15cm. Moist well-drained soil in sun. Apr.-May.
Ilex	aquifolium	"Argentea Marginata Pendula"	An evergreen weeping shrub with purple stems and spiny white margined, dark green leaves. Insignificant flowers in summer producing red berries in autumn. Height 4m. Spread 3m. Moist well-drained soil in sun.
Ilex	aquifolium	"Argentea Marginata"	An evergreen shrub with spiny, white margined, dark green leaves. Insignificant flowers in summer producing abundant bright red berries in autumn. Height 15m. Spread 4m. Moist well-drained soil in sun. Flowers from May to June.
Ilex	aquifolium	"Ferox Argentea"	An evergreen purple stemmed shrub with cream-margined, dark green leaves covered with spines. Height 8m. Spread 4m. Moist well-drained soil in sun.
Ilex	aquifolium	"Golden Milkboy"	An evergreen purple stemmed shrub, spiny green leaves with irregular gold central markings. Height 15m. Spread 4m. Moist well-drained soil in sun.
Ilex	aquifolium	"Handsworth New Silver"	A dense evergreen purple stemmed shrub with mid-green, spiny leaves with creamy margins. Produces bright red berries. Height 8m. Spread 4m. Moist well-drained soil in sun. May to June.
Ilex	crenata	"Convexa"	An evergreen shrub with purple green stems and small, rounded, convex, glossy dark to mid-green leaves. Insignificant cream flowers but abundant glossy black fruit. Height 2.5m. Spread 2m. Flowers from May to June.
Ilex	crenata	"Golden Gem"	"Box-leaved Holly". A compact evergreen shrub with golden yellow leaves turning yellow-green in summer. Height 1m. Moist well-drained soil in sun.
Ilex	myrtifolia	"Aureomaculata"	A compact holly with rich, variable golden variegation. A male clone hence no berries. Height 3m. Spread 2.5m. Well-drained soil in sun or part shade. Does not like shallow chalky soils.
Ilex	x altacierensis	"Golden King"	An erect evergreen shrub with broad almost spineless grey-green mottled leaves with broad bright gold margins. being a female, it produces bright red fruit from autumn onwards.. Height 6m. Spread 5m. Well-drained soil in sun or part shade.
Ilex	x altaclarensis	"Lawsoniana"	An erect evergreen shrub with light green leaves irregularly splashed gold. A female clone that produces bright red fruit. Height 6m. Spread 5m. Moist well-drained soil in sun. Flowers from May to June. Fruits from September
Ilex	x meserveae	"Blue Angel"	An upright evergreen shrub with dark purple stems and glossy dark bluish green leaves. Height 4m. Spread 2m. Moist well-drained soil in sun.
Impatiens	omeiana		Freshly emerging purple stems in spring produce fleshy narrow slightly toothed leaves.creamy yellow hooded flowers on lax stems. Height 50cm. moist soil in part shade. Jun.-Sept.
Imperata	cylindrica	"Rubra"	An attractive grass with narrow yellow-green leaves tipped with red in spring, by mid-summer the whole leaf is red. Height 45cm. Moist well-drained soil in sun.
Incarvillea	delavayi		A perennial with basal, divided dark green leaves and tubular, trumpet-shaped deep rose-pink flowers. Height 60cm. Moist well-drained soil in sun or part shade. Jun.-Jul.
Incarvillea	delavayi	"Snowtop"	A perennial with basal, divided dark green leaves and tubular, trumpet-shaped pure white flowers. Height 60cm. Moist well-drained soil in sun or part shade. Jun.-Jul.
Incarvillea	forrestii		A perennial with basal, divided dark green leaves and tubular, trumpet-shaped mid-pink flowers with a yellow eye. Height 45cm. Moist well-drained soil in sun or part shade. Jun.-Jul.
Incarvillea	mairei		An herbaceous perennial with basal, dark green wrinkled leaves, widely trumpet-shaped deep pink flowers with yellow and white inside. Height 15-50cm. Moist well-drained soil in sun or part shade. Jun.-Jul.
Incarvillea	zhongdianensis		A perennial with basal, divided dark green leaves and tubular, trumpet-shaped cerise-purple flowers with a yellow throat. Height 25-35cm. moist well-drained soil in sun or part shade. Jun.-Jul.
Indigofera	amblyantha		An upright deciduous shrub with pinnate leaves and racemes of shrimp-pink flowers over a long period. Height 1.5-2m. Spread 1-1.5m. Well-drained soil in sun. Flowers from June to September.
Indigofera	heterantha		An elegant shrub with arching branches of grey-green, fern-like leaves and pea-like purple-pink flowers. Height 2m. Spread 2m. Well-drained soil in sun. June to September.
Inula	hookeri		A clump forming perennial with furry buds that open to yellow daisy flowers with an orange-yellow central cone. Height 60cm. Moist well-drained soil in sun. Jun.-Aug.
Ipheion		"Alberto Castillo"	Large white scented star-shaped flowers. Slightly glaucous strap-shaped leaves. Height 10cm. Feb.-Mar. Sunny, well-drained site
Ipheion		"Charlotte Bishop"	New, pink flowered form of this bulbous South American perennial. Height 10cm. Feb.-Mar. Needs sunny well- drained site, or maybe Alpine House.
Ipheion		"Jessie"	A bulbous perennial with narrow strap shaped leaves and star-shaped, midnight blue flowers. Height 10-15cm. Well-drained site in full sun. Feb.-Mar. A seedling from "Rolf Fiedler"
Ipheion		"Rolf Fiedler"	A bulbous perennial with narrow strap shaped leaves and star-shaped, bright blue flowers with a white eye.. Height 10-15cm. Well-drained site in full sun. Feb.-Mar.
Ipheion	dialystemon		Prostrate, narrow, glossy-green foliage and a profusion of brilliant-yellow, upward facing flowers. Height 5cm. Well-drained soil in sun. Feb.-Mar. Alpine House.
Ipheion	hybrids		A bulbous perennial with narrow strap shaped leaves and star-shaped, white, bright blue, or violet blue flowers with a white eye.. Height 10-15cm. Well-drained site in full sun. Feb.-Mar.
Ipheion	uniflorum	"Album"	A bulbous perennial with narrow strap shaped leaves and scented, star-shaped, white flowers in spring. Height 10-15cm. Well-drained site in full sun. Feb.-Mar.
Ipheion	uniflorum	"Froyle Mill"	A bulbous perennial with narrow strap shaped leaves and scented, star-shaped, dusky violet flowers. Height 15-20cm. Well-drained soil in sun. Jan.-Feb.
Ipheion	uniflorum	"White Star"	A A renaming of "Album" ? A bulbous perennial with narrow strap shaped leaves and star-shaped, white flowers. Height 10-15cm. Well-drained site in full sun. Feb.-Mar.
Ipheion	uniflorum	"Wisley Blue"	A bulbous perennial with narrow strap shaped leaves and scented, star-shaped, violet-blue flowers in spring. Height 10-15cm. Well-drained site in full sun. Feb.-Mar.
Iris		"Action Front"	A tall bearded iris with fans of strap shaped leaves and large flowers with rich mahogany-red falls with cream veining and a golden yellow beard and dusky brown/mauve standards. Height 90cm. Well-drained soil in sun or part shade.
Iris		"Actress"	A "Bearded Iris" with a rich warm scent from masses of large broad amethyst-blue flowers, the ruffled falls paling towards the centre and a dark orange beard. Height 80cm. Well-drained soil in sun. May-Jun.
Iris		"Amherst Bluebeard"	A dwarf bearded iris with yellow falls toning lighter towards the edges and a blue beard. The standards are a blend of pale blues and yellows. Height 30cm. Well-drained soil in part shade. May.
Iris		"Apricot Drops"	A miniature tall bearded iris with fans of strap shaped leaves and flowers with apricot falls and standards, suffused yellow towards the edges and an orange yellow beard. Height 45cm. Well-drained soil in sun or part shade.
Iris		"Austrian Sky"	A small bearded iris with bright sky blue standards the falls having darker markings with white flecks. Height 30cm. Well-drained soil in sun. May-Jun.
Iris		"Bearded Mixed"	These have lost their identity. They vary in height between 80 to 120cm. Colour is as seen. All require a sunny well-drained site.
Iris		"Bewilderbeast"	A tall bearded Iris. Maroon falls and standards with yellow etching. Orange beards.
Iris		"Black Beauty"	A "Dutch" iris with thin strap-like leaves and flowers with midnight-blue standards and mahogany-black falls with a golden blotch. Height 50cm. Well-drained soil in sun or part shade.
Iris		"Black Knight"	Tall bearded Iris with deep violet flowers on a plant 75cm. high. fertile well-drained soil in full sun. May-Jun.
Iris		"Blue Shimmer"	A heavily scented "Bearded Iris" with the falls being a blue-mauve picotee with the standards being the same blue suffused white. Height 1m. Well-drained soil in sun. May.
Iris		"Blue Sparks"	A small bearded iris with pale blue standards and falls having darker shading and an orange-yellow beard. Height 30cm. Well-drained soil in sun. May-Jun.
Iris		"Bright Eyes"	A miniature dwarf bearded iris with white standards and white falls with a royal blue central blotch and yellow tones. The beard is yellow. Height 15cm. Well-drained soil in sun. May.
Iris		"Bronze Beauty"	A "Dutch" iris with thin strap-like leaves and flowers with deep mahogany-bronze standards and amber-bronze falls with golden blotches. Height 50cm. Well-drained soil in sun or part shade.
Iris		"Cantab"	A small bulbous iris with cobalt blue standards and Cambridge blue falls with a central yellow blotch. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Carnival Time"	A scented "Bearded Iris" with amber edged darkening to chestnut-red centre falls, overlaid with delicate velvety blue bloom. Compact ruffled standards of coppery-brown. Height 90cm. Well-drained soil in sun. May.
Iris		"Dash Away"	A standard dwarf bearded iris with white standards and yellow falls with a white beard tipped yellow. Height 25-40cm. Well-drained soil in sun. May.
Iris		"Deep Black"	A tall bearded iris with delicately scented deep, rich almost black, semi-reflexed falls and indigo standards. Height 90cm. Well-drained soil in sun. May-Jun.
Iris		"Edward of Windsor"	A tall bearded Iris. The falls and standards are a pastel pink. Height 1m. Well-drained soil in sun. May.
Iris		"Edward"	A small bulbous iris with dark blue flowers with orange markings. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar. Plant 5cm. below pot surface.
Iris		"Elizabeth of England"	A tall bearded iris with powder blue standards and falls. The beard is yellow. Height 90cm. Well-drained soil in sun. May-Jun.
Iris		"English Cottage"	A tall bearded Iris with standards white with a hint of blue and white falls edged pale blue. The beards are a pale yellow. Height 80cm. Well-drained soil in sun. May.
Iris		"Extra"	A miniature dwarf bearded iris with light violet-blue standards and mid violet blue falls with a red-violet blotch. Height 15cm. Well-drained soil in sun. May.
Iris		"Fashion Lady"	A miniature dwarf bearded iris which is a yellow "Self". Height 15cm. Well-drained soil in sun. May.
Iris		"Favorite Angel"	A standard dwarf bearded iris with pure white standards and falls with a silver beard. Height 25-40cm. Well-drained soil in sun. May.
Iris		"Flaming Dragon"	A tall bearded iris that is a bright orange-apricot self, with a golden glow. The beard is red-orange. Height 80cm. Well-drained soil in sun. May.
Iris		"Florentina"	From collected seed, this is probably a pale form of Iris germanica. Standards and falls are white with yellow towards the base of standards and falls and a yellow beard. Height 60cm. Well-drained soil in sun or part shade.
Iris		"Foggy Dew"	A tall bearded iris with white standards overlaid by pale lilac-blue staining, fringed dull gold and white falls edged lilac blue. Height 65cm. Well-drained soil in sun. May-Jun.
Iris		"Frank Elder"	Lovely pale blue flowers with darker veining, the falls being overlaid with yellow. Height 10cm. Feb.-Mar. Sunny site in well-drained soil. Plant 15cm. deep (deeper than normal)
Iris		"Frans Hals"	Thin leaves and sturdy stems carrying flowers with lavender-purple standards and bronze-yellow falls. Height 50cm. Moist well-drained soil in sun. May-Jun.
Iris		"Frost and Flame"	A tall bearded iris with fans of strap shaped leaves and large elegant white flowers with a hint of cream on the falls and a bright orange beard. Height 1.2m. Well-drained soil in sun or part shade.
Iris		"George"	A histrioides x reticulata cross with plum purple standards and dark purple falls with yellow marks. Height 8cm. Well-drained soil in part shade. Jan.-Feb. Plant deeper than normal.
Iris		"Gingerbread Man"	A dwarf bearded iris with sword-like narrow green leaves and stems of deep brown flowers with purple-blue beards. Height 35cm. Well-drained soil in sun. May-Jun.
Iris		"Gordon"	A small bulbous iris with light blue flowers tipped purple and orange marks. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar. Plant deeper than normal.
Iris		"Green Spot"	A dwarf bearded iris with waxy white flowers with yellowish-green spots and streaks on the falls. Height 25-30cm. Well-drained soil in sun. Apr.-May.
Iris		"Harmony"	A small bulbous iris with royal blue flowers with yellow central marks on the falls. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Harriette Halloway"	A tall bearded iris with huge scented flowers, the falls being Mediterranean blue, paler towards the centre with buff veins. The standards are clear blue. Height 1m. Well-drained soil in sun. May-Jun.
Iris		"Holden Clough"	A clump forming perennial with strap-like leaves and buff-yellow flowers heavily netted and veined rusty brown. Height 90cm. Moist soil in sun or shade. Jun.-Jul.
Iris		"Indian Chief"	A tall bearded iris that is a mahogany-red self. Height 90cm. Well-drained soil in sun. May.
Iris		"J.S. Dijt"	A small bulbous iris with reddish purple flowers and darker falls with yellow-orange flashes.. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar. Plant deeper than normal bulbs.
Iris		"Jasper Gem"	A miniature bearded iris with dirty cream standards and rusty red falls edged with yellow flecks and a yellow beard. Height 15cm. Well-drained soil in sun. May-Jun.
Iris		"Joyce"	A small bulbous iris with deep sky blue flowers and yellow and white marks on the falls. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Kathrine Hodgkin"	Lovely pale bluish-green flowers with darker veining, the falls being overlaid with yellow. Height 10cm. Feb.-Mar. Sunny site in well-drained soil. Plant 15cm. deep (deeper than normal)
Iris		"Knick Knack"	A minature dwarf bearded iris with sword-like narrow green leaves and stems of white flowers with blue veining. Height 15cm. Well-drained soil in sun. Apr.-May.
Iris		"Langport Claret"	A scented, intermediate bearded iris with falls and standards being a deep reddish purple and a golden beard. Height 60cm. Well-drained soil in sun or part shade. May-Jun.
Iris		"Langport Curlew"	A miniature tall bearded iris with fans of strap shaped leaves and flowers with pale yellow falls heavily suffused and lined purple and a yellow beard. The standards are white, lined pale blue . Height 45cm. Well-drained soil in sun or part shade. May-Jun
Iris		"Langport Lord"	A medium tall bearded iris with standards and falls lilac blue with the falls darkening to purple-blue towards the yellow beard. Height 60cm. Well-drained soil in sun or part shade. May-Jun.
Iris		"Learn"	A standard dwarf bearded iris with warm pink standards and falls with a white beard tipped cream. Height 25-40cm. Well-drained soil in sun. May.
Iris		"Making Eyes"	A standard dwarf bearded iris with creamy-yellow standards and red-violet falls edged lemon with a cream beard. Height 25-40cm. Well-drained soil in sun. May
Iris		"Margeurite" (reticulata)	A newish variety with thin petalled light-blue flowers with dark tips to the falls and white blotches. Height 10-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Maya Mint"	A miniature dwarf bearded iris with white standards blushed yellow and white falls blushed greenish-blue. Yellow and white beard. Height 15cm. Well-drained soil in sun. May.
Iris		"Midas Mite"	A miniature dwarf bearded iris with light yellow standards and darker orange-yellow falls with a pale orange-yellow beard. Height 15cm. Well-drained soil in sun. May.
Iris		"Ohio Belle"	Dwarf iris with bright yellow flowers and a white beard. Height 20cm. Well-drained soil in sun. May.
Iris		"Orange Tiger"	A standard dwarf bearded iris with deep orange standards and falls with a deeper orange beard. Height 25-40cm. Well-drained soil in sun. May.
Iris		"Party Dress"	A wonderfully scented "Bearded Iris" with reflexed falls of soft peachy-melon, a tangerine beard and standards of soft peach. The whole flower is suffused in burnished gold. Height 1m. Well-drained soil in sun. May.
Iris		"Pauline"	A small bulbous iris with reddish purple flowers and darker falls with white flashes and yellow. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar. Plant deeper than normal bulbs.
Iris		"Pearly Dawn"	A tall bearded iris with delicately scented white flowers with a pearl-pink centre on the standards and a yellow beard giving the falls a hint of buff. Height 65cm. Well-drained soil in sun. May-Jun.
Iris		"Picadee"	A dwarf bearded iris with sword-like narrow green leaves and flowers with white falls and blue fringed standards. Height 25cm. Well-drained soil in sun. Apr.-May.
Iris		"Pink Charm"	A tall bearded iris with scented flowers. The large falls are peachy-pink, with softer broad standards and a tangerine beard. 10 flowers per stem. Height 60cm. Well-drained soil in sun or part shade. May-Jun.
Iris		"Pixie"	A small bulbous iris with cobalt-blue flowers. The falls are darker blue with an orange-yellow flash and white marks. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Pogo"	A dwarf bearded iris with sword-like narrow green leaves and stems of chrome yellow flowers with a reddish brown thumbprint on the falls. Height 40cm. Well-drained soil in sun. Apr.-May.
Iris		"Purple Gem"	A small bulbous iris with pansy-violet standards and plum purple with white marks on the falls. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris		"Rajah"	A tall bearded iris with yellow standards and dark crimson and purple falls with yellow streaking and an orange beard. Height 90cm. Well-drained soil in sun. May-Jun.
Iris		"Sable"	A tall bearded iris with fans of strap shaped leaves and large, scented flowers of deepish rich purple. Height 90cm. Well-drained soil in sun or part shade.
Iris		"Saint Crispin"	A tall bearded iris with fans of strap shaped leaves and reflexed golden yellow falls with hints of dull gold and a bright orange beard, and slightly paler standards. Height 90cm. Well-drained soil in sun or part shade.
Iris		"Shiela Ann Germaney"	Lovely pale purplish-blue flowers with darker veining, the falls being overlaid with yellow. Height 10cm. Feb.-Mar. Sunny site in well-drained soil. Plant 15cm. deep (deeper than normal)
Iris		"Spot of Tea"	A miniature dwarf bearded iris with buff standards and buff falls with a red-brown blotch and a white beard tipped cream. Height 15cm. Well-drained soil in sun. May.
Iris		"Springtime"	A small bulbous iris with pale blue standards and violet-blue falls with yellow-orange flashes. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar. Plant deeper than normal bulbs.
Iris		"Superstition"	A tall bearded Iris with purple-black falls and standards and a blue-black beard. Height 90cm. Well-drained soil in sun. May.
Iris		"Three Cherries"	A miniature bearded iris with maroon flowers. Height 15cm. Well-drained soil in sun. May-Jun.
Iris		"Tooth Fairy"	A miniature dwarf bearded iris with white standards and pumpkin-orange falls edged white and a red beard. Height 15cm. Well-drained soil in sun. May.
Iris		"Voila"	A scented, intermediate bearded iris with falls a deep lilac with reddish overtones towards the blue beard and the standards deep lilac. Height 60cm. Well-drained soil in sun or part shade. May-Jun.
Iris		"Western Circles"	A miniature dwarf bearded iris with bright yellow standards and falls of bright yellow with a maroon blotch. White beard. Height 15cm. Well-drained soil in sun. May.
Iris		"White Knight"	White flowers on plants 80cm. high. fertile well-drained soil in full sun. May-Jun. Lift and divide every 2-3 years.
Iris	attica	"Mauve Form"	A dwarf bearded iris with sword-like narrow green leaves and stems of mauve flowers with the falls having white beards. Height 10-15cm.Well-drained soil in sun or part shade. May-Jun.
Iris	attica	"Yellow Form"	A dwarf bearded iris with sword-like narrow green leaves and stems of yellow and mauve flowers with a white beard. Height 10-15cm. Well-drained soil in sun or part shade. May-Jun.
Iris	bucharica		A bulbous iris with glossy, narrow green leaves and stems of yellow and white flowers. Height 20-30cm. Well-drained soil in sun or part shade. May-June.
Iris	bulleyana	ex dark form	An herbaceous perennial with narrow sword-like leaves and deep violet flowers with white streaks on the falls. Height 45cm. Moist soil in sun. Jun.-Jul.
Iris	chrysographes		A pretty iris with narrow grey-green leaves and stems of fragrant, dark red-violet flowers with gold streaks on the falls. Height 45cm. Well-drained soil in sun or part shade. Jun.-Jul.
Iris	cristata		Radiating fans of leaves with lilac-blue flowers with yellow beards on 8cm. creeping stems. Moist soil in part shade. Apr.-May.
Iris	cristata	"Alba"	Radiating fans of leaves with white flowers and yellow beards, on 10cm. creeping stems. Moist soil in part shade. Apr.-May.
Iris	cristata x lacustris		A hybrid of two closely related species. Stoloniferous, it forms a mat of dwarf, narrow leaves and small purple-blue flowers with yellow and white marks on the falls. Height 5-10cm. Moist soil in part shade. Apr.-May.
Iris	danfordiae		A small iris with two narrow leaves and yellow flowers with greenish yellow markings on the falls. Height 8-15cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris	douglasiana		A pretty iris with stiff, glossy, green leaves and stems of generally mid-blue flowers heavily veined on the falls. Height 30-50cm. Well-drained soil in sun or part shade. May-Jun.
Iris	douglasiana	"Alba"	A pretty iris with stiff, glossy, green leaves and stems of white flowers heavily veined on the falls. Height 30-50cm. Well-drained soil in sun or part shade. May-Jun.
Iris	ensata	"Aicho-no-kagayaki"	Narrow leaves and stems of flat flowerheads, yellow with maroon markings. Height 90cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Gusto"	Upright strap-like leaves and stems of flat double flowerheads of broad violet-blue petals with a large white centre. Height 80cm. Moist peaty soil in sun or part shade. Jun.-Jul.
Iris	ensata	"Himatsuri"	Narrow sword-like leaves and tall stems carrying medium-sized purple flowers with large white splashes around the yellow signals. Height 1m. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Innocence"	Narrow leaves and stems of flat flowerheads pure white with yellow signals. Height 75cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Kiyozuru"	Narrow sword-like leaves and tall stems carrying large violet-purple flowers flecked with pink-white markings. Height 1m. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Kumo-no-obi"	Narrow leaves and stems of flat flowerheads, dark violet-purple with a yellow-orange blotch on the falls. Height 75cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Momozomo"	Narrow sword-like leaves and tall stems carrying medium-sized lavender-pink flowers striped with darker veins. Height 90cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Ruby King"	Narrow leaves and stems of flat flowerheads, dark reddish purple with a yellow-orange blotch on the falls. Height 80cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Sorcerer's Triumph"	Sword-like leaves with stems carrying flowerheads with short purple standards and broad white, purple veined falls flushed greenish yellow towards the base. Height 75-90cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Variegata"	A pretty iris with narrow ribbed bright green and white variegated leaves and stems of purple or red-purple flowers. Height 90cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	ensata	"Yezo nishiki"	Narrow leaves and stems of flat flowerheads, purple with a yellow-orange blotch on the falls. Height 90cm. Moist peaty soil in sun or part shade. Jul.-Aug.
Iris	forrestii	"Hybrids"	Stems of clear yellow or mauve flowers with brown lines on the falls in early summer. Height 40cm. Grows best in moist peaty soil in sun.
Iris	graminea		An iris with flat narrow bright green leaves and stems of purple-violet flowers with violet veined, white tipped falls. Height 40cm. Moist soil in sun or part shade. May-June.
Iris	histrioides	"Angel Tears"	Standards are a pale blue with the falls being gentian blue with yellow and white markings. Height 10cm. Well-drained soil in sun. Feb.-Mar.
Iris	hookeri		Formerly Iris setosa "Dwarf", an iris with slender mid-green leaves and stems of blue or purple-blue veined flowers with a basal white spot. Height 25cm. Moist peaty soil in sun. May-Jun.
Iris	japonica	"Variegata"	A pretty crested iris with fans of broad variegated leaves and stems of blue flowers. Height 45cm. Moist well-drained soil in sun or part shade.Mar.-Apr.
Iris	lacustris		A crested iris with fans of narrow dark green leaves and stems of purple-blue to sky-blue flowers with a gold crest and a white patch on each fall. Height 5cm. Moist well-drained soil in sun or part shade. Mar.-Apr.
Iris	laevigata	"Snowdrift"	An aquatic iris with broad leaves and stems of white flowers Suffused blue at the base of the falls and into the standards. Height 80cm. Wet soil in sun or part shade. Jun.-Jul.
Iris	lazica		An evergreen iris with arching fans of broad bright green leaves and lavender-blue flowers with white on the falls, spotted and veined lavender. Height 15-25cm. Well-drained soil in sun. Mar.-Apr.
Iris	lutescens	"Cambellii"	Sword-like leaves with relatively large purple-blue flowers on short stems. Height 10-15cm. well-drained soil in sun. Apr.-Jun.
Iris	orientalis		A vigorous iris with narrow green leaves and stems of white flowers with large yellow signals. Height 90cm. Well-drained soil in sun or part shade. Jun.-Jul.
Iris	pallida	"Argentea Variegata"	An iris with broad pale green leaves with silver-white stripes and stems of soft blue flowers. Height 90cm. Moist well-drained soil in sun or part shade. May to June.
Iris	pallida	"Variegata"	An iris with broad bright green leaves and light yellow stripes, stems of soft blue flowers. Height 90cm. Moist well-drained soil in sun or part shade. May-Jun.
Iris	ruthenica var. nana		A dwarf bearded iris with violet-blue flowers. The falls have strong white streaking and an orange beard. Height 20cm. Well-drained soil in sun. May-Jun.
Iris	sanguinea	"Snow Queen"	Beardless Siberean iris with white, yellow blotched flowers in summer. Sword-like foliage. Height 75cm. Moist fertile soil in full sun.
Iris	setosa		A variable iris with slender mid-green leaves and stems of blue or purple-blue veined flowers with lighter veining on the falls. Height 50cm. Moist soil in sun. May.-Jun.
Iris	sibirica		Vigorous clumps of bushy leaves and tall stems carrying flowers of blue, white, yellow and pink shades flowers with veining on the falls. Height 60-120cm. Moist soil in sun. Jun.-July.
Iris	sibirica	"Blaue Wiesemotte"	Clumps of bushy sword-like leaves Height 90cm. Moist soil in sun. May-Jun.
Iris	sibirica	"Butter and Sugar"	Vigorous clumps of bushy leaves and tall stems of broad-petalled creamy-white and yellow flowers. Height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Cambridge"	Vigorous clumps of bushy leaves and tall stems of broad-petalled light blue flowers with darker veining. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Dance Ballerina Dance"	Clumps of bushy sword-like leaves and flowers with ruffled lilac-white standards and flowing lilac falls.There are honey markings around the signal area and white tinges to the edges. Height 60cm. Moist soil in sun. May-Jun.
Iris	sibirica	"Dear Delight"	Clumps of sword-like leaves and light blue standards and falls with white veining. Height 70cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Dreaming Yellow"	Vigorous clumps of bushy leaves and tall stems of white flowers with slightly ruffled creamy yellow falls. Height 80cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Ego"	Vigorous clumps of bushy leaves and tall stems of ruffled vivid blue flowers in early summer. Height 90cm. Moist soil in sun.
Iris	sibirica	"Emperor"	Vigorous clumps of bushy leaves and tall stems of rich purple flowers. Height 80cm. Moist soil in sun. June to July.
Iris	sibirica	"Lavender Bounty"	Vigorous clumps of bushy leaves and tall stems of lavender-pink flowers, the falls being darker than the standards. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Lime Heart"	Vigorous clumps of bushy leaves and tall stems of broad white flowers with a pale green overcast. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Little Twinkle Star"	A dwarf variety with clumps of sword-like leaves and mid-blue flowers. Height 35cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Melton Red Flare"	Clumps of bushy sword-like leaves and red-violet flowers with honey markings around the signal area. Height 90cm. Moist soil in sun. May-Jun.
Iris	sibirica	"Memphis Memory"	Clumps of sword-like leaves and flowers of lilac edged creamy white. Height 80cm. Moist soil in sun. May-Jun.
Iris	sibirica	"Moon Silk"	Clumps of sword-like leaves and flowers with broad white standards and creamy-yellow falls. Height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Mountain Lake"	Clumps of sword-like leaves and deep blue broad flowers. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Nottingham Lace"	Vigorous clumps of bushy sword-like leaves and stems of reddish-purple standards and purple-red falls with a large white signal to the outside. height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Papillon"	Vigorous clumps of bushy leaves and tall stems of soft light blue flowers with strong veining on the falls. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Persimmon"	Vigorous clumps of bushy leaves and stems of violet-blue flowers, with darker shades. Height 60cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Pirate Prince"	Vigorous clumps of bushy sword-like leaves and tall stems of rich dark blue flowers. Height 1m. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Rikugi Sakura"	Vigorous clumps of bushy leaves and tall stems of double pale violet-pink flowers, with honey coloured petal bases. Height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Roanoke's Choice"	Vigorous clumps of bushy leaves and tall stems of pink flowers, that darken to violet-purple with white and blue ends to the signals and violet-white standards. Height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Ruffled Velvet"	Vigorous clumps of bushy leaves and tall stems of violet-purple flowers, with ruffled edges. Height 60cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Silver Edge"	Sword-like leaves and mid-blue flowers with silver-lined and ruffled edges. Jun.-Jul. Height 80cm. Moist soil in sun.
Iris	sibirica	"Soft Blue"	Vigorous clumps of bushy leaves and stems of soft blue ruffled flowers paler at the margins and veined white. Height 75cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Sparkling Rose"	Vigorous clumps of bushy leaves and tall stems of pinkish mauve flowers with yellow at the base of the falls. Height 1m. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Tropic Night"	Vigorous clumps of bushy leaves and tall stems of dark blue-purple flowers with attractive veining. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"Welcome Return"	Clumps of sword-like leaves and velvety deep purple-blue flowers of good substance. Can rebloom. Height 80cm. Moist soil in sun. Jun.-Jul.
Iris	sibirica	"White Swirl"	Clumps of sword-like leaves and wide gold-centred pure white flowers. Height 90cm. Moist soil in sun. Jun.-Jul.
Iris	suaveolens		Clusters of small sword-like leaves and maroon flowers with creamy markings in May-Jun. Well-drained soil in sun. Height 10cm.
Iris	tectorum	"Variegata"	Bright green leaves with a broad white stripe. Lilac and white flowers. Brown seed heads. Height 50cm. Well-drained soil in sun. May.
Iris	tenax		Dense compact clumps of light green leaves and beardless flowers in shades of blue, white and yellow. Height 15-30cm. Well-drained soil in part shade.
Iris	unguicularis		Vigorous clumps of grass-like evergreen leaves and fragrant, pale lavender to deep violet flowers with a band of yellow on the falls. Height 30cm. Well-drained soil in sun. Jan.-Mar.
Iris	unguicularis	"Oxford Dwarf"	Evergreen clumps of grass-like leaves and fragrant, deep blue flowers, feathered white and with a band of yellow on the falls. Height 20cm. Well-drained soil in sun. Jan.-Mar.
Iris	versicolor		An aquatic iris with slightly arched leaves and purple or lavender-blue flowers with a white veined purple patch on each fall. Height 1m. Moist soil in sun. Jun.-Jul.
Iris	winogradowii		A dwarf species with primrose-yellow flowers, the falls having darker yellow blotches and spotting. Height 10cm. Well-drained soil in sun or part shade. Feb.-Mar.
Iris	x robusta	"Gerald Darby"	An iris with arching leaves spotted purple at the bases and violet-blue flowers with white and violet veining at the base of the petals. Height 75cm. Moist soil in sun or part shade. May-Jun.
Isopyrum	thalictroides		A perennial with glabrous, glaucous, biternate leaves and stems carrying cup-shaped white flowers. Height 15cm. Moist soil in part shade. Mar.-Apr.
Itea	ilicifolia		An evergreen shrub with arching stems and spiny toothed dark green leaves. Small catkin-like, greenish white flowers in long racemes. Height 3-5m. moist well-drained soil in sun. Jul.-Sep.
Itea	virginica	"Henrys' Garnet"	A deciduous shrub with upright racemes of fragrant white flowers in July. Outstanding coppery-red Autumn colours. Height 2-3m. Moist lime-free soil in sun or part shade. Dislikes chalky soils.
Itea	virginica	"Little Henry"	A deciduous shrub with upright racemes of fragrant white flowers in July. Outstanding coppery-red Autumn colours. Height 60-90cm. Moist soil in sun or part shade. Dislikes chalky soils.