Plant List N
| Nandina | domestica | "Firepower" | A compact, dwarf evergreen shrub with elegant lime green leaves that turn red in winter and pretty white flowers with large yellow anthers, followed by bright red fruit. Height 50cm. Moist well-drained soil in sun. Jul.-Aug. |
| Narcissus | "Baby Moon" | Small, multi-headed scented yellow flowers on plants 25cm. high. Well-drained soil in sun or part shade. | |
| Narcissus | "Golden Bells" | An unusual daffodil with funnel-shaped, scented, deep yellow flowers with tiny petals. Height 20cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Hawera" | A pretty multi-headed, late spring flowering bulb with nodding flowers of canary yellow petals and short trumpets. Height 15-20cm. Well-drained soil in sun. Mar.-Apr. | |
| Narcissus | "Jack Snipe" | Creamy white reflexed petals and a dark primrose cup. Height 15-20cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Jumblie" | A pretty early spring flowering bulb with yellow strongly reflexed petals and a deeper orange-yellow trumpet. Height 15-20cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Little Beauty" | Dwarf daffodil with large yellow trumpet and white petals. Height 10-15cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Little Gem" | A pretty early spring flowering bulb with both perianth and trumpet being yellow. Height 15cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Minnow" | A smaller daffodil with soft yellow petals and a slightly deeper yellow cup. Bears one to three flowers per stem. Height 15-20cm. Well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Pipit" | Multi headed daffodil with yellow flowers shading to white. Highly scented. Height 25cm. Moist well-drained soil in sun or part shade. May. | |
| Narcissus | "Rip Van Winkle" | A pretty early spring flowering bulb with double, greenish yellow flowers. Height 15cm. Moist well-drained soil in sun or part shade.Mar.-Apr. | |
| Narcissus | "Tête-à-Tête" | A dwarf daffodil with deep golden yellow petals and a deeper yellow cup. Bears 1-3 flowers per stem. Height 15cm. Well-drained soil in sun or part shade. Feb.-Apr. | |
| Narcissus | "Thalia" | A pretty mid-spring flowering bulb with milky white petals and trumpet. Height 35cm. Well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "Topolino" | A dwarf daffodil with creamy white perianth and a lemon yellow trumpet. Height 15-20cm. Well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | "W. P. Milner" | An old variety with nodding creamy white flowers and with the petals swept forward almost hiding the trumpet. Height 25cm. Well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | bulbocodium | An unusual daffodil with funnel-shaped deep yellow flowers with tiny petals. Height 10-15cm. Moist well-drained soil in sun or part shade. Mar.-Apr. | |
| Narcissus | canaliculatus | A tazetta type with heads of up to four scented flowers with white perianths and golden yellow cups. Height 15cm. Moist well-drained soil in sun. Mar.-Apr. | |
| Narcissus | romieuxii | "Julia Jane" | Narrow grass-like foliage and relatively large, scented pale yellow flowers. The petals are thin while the corona is frilly and slightly flattened. Height 20cm. Moist well-drained soil in sun. Best appreciated in a cold greenhouse. Dec.-Feb. |
| Narcissus | romieuxii ssp. albidus | Narrow grass-like foliage and relatively large, scented creamy flowers. The petals are thin while the corona is slightly flattened. Height 20cm. Moist well-drained soil in sun. Best appreciated in a cold greenhouse. Dec.-Feb. | |
| Narcissus | rupicola | A tiny jonquil species. Grass-like foliage and solitary soft yellow, scented flowers with flat cups. Height 10cm. Moist well-drained soil in sun. Mar.-Apr. Probably best in Alpine House. | |
| Narcissus | rupicola ssp. watieri | A tiny jonquil species. Grass-like foliage and solitary white, scented flowers with flat cups. Height 10cm. Moist well-drained soil in sun. Mar.-Apr. Probably best in Alpine House. | |
| Neillia | affinis | A thicket-forming, deciduous shrub with arching stems and pretty racemes of rich-pink flowers. Height 2m. Spread 2m. Well-drained soil in sun or part shade. June to July. | |
| Neillia | thibetica | A deciduous thicket-forming, suckering shrub with arching stems and pretty racemes of rose-pink flowers. Height 2m. Spread 2m. Well-drained soil in sun or part shade.. Flowers from June to July. Prune out flowered stems. | |
| Nepeta | "Six Hills Giant" | A vigorous herbaceous perennial with aromatic light grey-green leaves and abundant lavender-blue flower spikes. Height 90cm. Well-drained soil in sun or part shade. Jun.-Aug. | |
| Nepeta | clarkei | A perennial with aromatic grey-green leaves and abundant white-lipped blue flowers. Height 60cm. Well-drained soil in sun or part shade. Jul.-Aug. | |
| Nepeta | govaniana | Bushy upright perennial. Spikes of light yellow flowers over aromatic leaves. Height 1m. Jul.-Sep. Moist soil in sun or part shade. | |
| Nepeta | grandiflora | "Dawn to Dusk" | Soft pink flowers with dark purple calyces. Soft hairy aromatic leaves. Height 90cm. Jul.-Sep. Well-drained soil in sun or part shade. |
| Nepeta | longipes | Dense spikes of lilac flowers on purple stems. Height 70cm. Jun.-Aug. Well-Drained soil in sun or part shade. | |
| Nepeta | nervosa | A perennial with aromatic crenate green leaves and neat spikes of mid-blue flowers. Height 45cm. Well-drained soil in sun or part shade. Jul.-Aug. | |
| Nepeta | nervosa | "Blue Moon" | A bushy perennial with grey-green leaves and light purple-blue dense flower spikes. Height 40cm. Well-drained soil in sun or part shade. Ju.-Sep. |
| Nepeta | nuda | "Purple Cat" | Grey-green basal foliage from which arise dark stems carrying purple flowers. Height 1-1.25m. Well-drained soil in sun. Jun.-Aug. |
| Nepeta | racemosa | "Little Titch" | A dwarf "Catmint" with mats of grey-green leaves and lavender blue flowers. Height 10-15cm. Well-drained soil in sun. Jun.-Aug. |
| Nepeta | racemosa | "Snowflake" | A compact "Catmint" with mats of grey-green leaves and spikes of clear white flowers. Height 10-15cm. Well-drained soil in sun. Jun.-Aug. |
| Nepeta | siberica | "Blue Beauty" | A bushy perennial with aromatic leaves and spikes of blue flowers. Height 40cm. Well-drained soil in sun. Jun.-Aug. |
| Nepeta | sibirica | "Souvenir d' Andre Chaudron" | An erect herbaceous perennial with aromatic grey-green leaves and large dark lavender-blue flowers. Height 45cm. Well-drained soil in sun or part shade. Jul.-Aug. |
| Nepeta | stewartiana | An erect perennial with dark green aromatic leaves topped by whorls of relatively large lavender-blue flowers. Height 75cm. Well-drained soil in sun. Jun.-Jul. | |
| Nepeta | subsessilis | "Sweet Dreams" | A clump-forming perennial with aromatic dark green leaves and clear pink flower spikes, with flowers larger than most nepetas. Height 60cm. Moist soil in sun or part shade. Jul.-Sept. |
| Nepeta | tuberosa | A tuberous perennial with downy grey-green foliage and chunky spikes of bluish-mauve flowers. Height 45cm. Well-drained soil in sun or part shade. Jun.-Aug. | |
| Nepeta | x faassennii | A vigorous herbaceous perennial with aromatic light grey-green leaves and abundant lavender-blue flowerspikes. Height 90cm. Well-drained soil in sun or part shade. Jun.-Aug. | |
| Nerine | bowdenii | "Wellsii" | A bulbous perennial with strap-shaped leaves and funnel-shaped salmon pink flowers. Height 45cm. Well-drained soil in sun. Sep.-Oct. |
| Nothofagus | dombeyi | A broadly columnar to conical evergreen tree with finely toothed, dark green leaves turning yellow in autumn. Eventual height 20m. Spread 10m. Moist well-drained acid soil in sun or part shade. Shelter from cold drying winds | |
| Nyssa | sylvatica | The "Tupelo". A broadly conical to columnar tree with glossy, dark green leaves, turning vivid shades of orange, red and yellow in autumn. Insignificant flowers.Eventual height after very many years 20m. Spread 10m. Moist well-drained acid soil in sun |