Plants: 110
| Latin name | Common name | Type | Description | Cultivation | Hedging |
|---|---|---|---|---|---|
| GYPSOPHILA genus | annual, perennial | c1in -2.5ft ( 2.5cm-75cm). Small, dark or greyish leaves. In summer, clusters of single or double flowers on wirey stems. Colours include white or pink. | Fully hardy. Sun. Tolerates dry, sandy soils. |  |
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| Halimium lasianthemum formosum | shrub | 3ft (1m). Evergreen. Oval, greyish leaves. Open, bright yellow flowers with red markings, in May and June. | Frost hardy, -5°C. Sun and well-drained soil. Needs shelter in cold regions. | |
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| Hebe "Autumn Glory" | shrub | 5ft (1.5m). Evergreen. Rounded bush. Bronze shoots, dark green leaves, edged with red. Spikes of purple-blue flowers from July to December. | Frost hardy, -5°C. Sun and well-drained soil. |  |
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| Hebe "Great Orme" | shrub | 5ft (1.5m). Evergtreen. Narrow, glossy, dark green leaves with purple shoots. Deep pink flowers, fading to white, from July to October. Enjoyed by bees. | Frost hardy, -5°C. Sun, needs shelter in cold areas. | |
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| Hebe cupressoides "Boughton Dome" | shrub | 12ins (30cm). Evergreen. Rounded. Dark, greyish-green foliate like Cypress. Small, bluish-white flowers in summer. | Frost hardy, -5°C. Sun, tolerates sandy soil. Needs shelter in cold areas. | |
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| HELIANTHEMUM genus | Rock Rose | shrub, sub-shrub | c.3-9ins (7-23cm). Evergreen. Small narrow leaves. Saucer-shaped flowers in spring and summer. Colours include yellow, orange, pink and red. | Frost hardy, -5°, to fully hardy. Sun and well-drained soil, Useful for rock gardens. | |
| Helichrysum italicum | Curry Plant | shrub | 2ft (60cm). Evergreen. Aromatic, silvery leaves. Small bright yellow flowers during summer. | Frost hardy, -5°C. Sun, likes south-facing wall. | |
| Hibiscus rosa-sinensis | shrub | 8ft (2.5m). Evergreen. Oval, toothed leaves. Large, crimson flowers. | Frost tender, 0°C. Sun. | |
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| Hippophäe rhamnoides | Sea Buckthorn | shrub | 20ft (6m). Deciduous. Spines. Narrow, greyish leaves. Insignificant, yellow flowers in April. Bright orange fruit in autumn. | Fully hardy. Sun, thrives in sandy soil. Male and female plants required for fruit. Ideal for hedging. | |
| Hydrangea macrphylla | shrub | 5ft (1.5m). Deciduous. Oval, serrated leaves. Many varieties. Flower In pH below 5.5, pink or red flowers. In pH above 5.5, blue or purple flowers. White not affected by pH. Poisonous. | Frost hardy, -5°C. Sun or partial shade. Remove dead flower heads. | |
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| HYMENOCALLIS genus | bulb | c.12-32ins (30-80cm). Narrow basal leaves. Flowers are almost daffodil-shaped, white or greenish-white, in winter, spring or summer. | Frost tender, 15°C, to frost tender, 0°. Sun or partial shade, some shelter. | |
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| HYPERICUM genus | perennial, sub-shrub, shrub | 2ins-5ft (5cm-1.5m). Deciduous or evergreen. Oval leaves. Bright yellow, cup-shaped flowers in summer and autumn. | Half-hardy, 0°C to fully hardy. Sun or partial shade. | |
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| Iberis sempervirens | Candytuft | shrub, rock plant | 8in (20cm). Evergreen. Narrow, dark green leaves. Rounded heads of white flowers in May and June. Fs | Fully hardy. Sun, thriving on poor soils. | |
| Impatienswalleriana "Novette" | Busy Lizzie | annual | 6in (15cm). Evergreen. Oval, pointed leaves. Spurred red flowers with white markings. | Half hardy, 0°C. Sun or partial shade, damp soil. | |
| Laurus nobilis | Bay Tree | tree | 40ft (12m). Evergreen. Oval, dark green, leathery leaves. Small yellow flowers in spring, round black fruits. | Frost hardy, -5°C. Sunshine, sheltered from cold winds. | |
| Lavatera "Rosea" | shrub | 10ft (3m). Semi-evergreen. Lobed leaves and large, deep pink flowers in summer. | Frost hardy, -5°C. | |
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| Leptospermum scoparium | Manuka, Tea Tree | shrub | 10ft (3m). Evergreen. Narrow, dark green leaves. Double, red flowers from May to August. | Frost hardy, -5°C. Needs south- or west-facing wall in cold regions. | |
| Leycesteria formosa | Himalayan Honeysuckle | shrub | 6ft (2m). Deciduous. Oval, dark green leaves. Funnel-shaped, white flowers with red bracts from July to September. Purple-blackish fruits. | Frost hardy, -5°C.Sun or partial shade. | |
| LIGUSTRUM genus | Privet | shrub, tree | c. 10-30ft (3-10m). Deciduous or evergreen. Oval, glossy leaves. Tubular flowers in loose clusters, white or cream, in summer. Black, rounded fruits. Poisonous. | Frost hardy, °C, to fully hardy. Sune or partial shade. | |
| Lonicera pileata | shrub | 5ft (1.5m). Evergreen. Spreading shrub with narrow dark leaves. Pale yellow flowers in May, then purplish berries.Poisonous. | Fully hardy. Useful for ground cover. | |
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| Lycium barbarum | Duke of Argyll's Tea Tree, chinese Box Thorn | shrub | 8ft (2.5)m. Deciduous. Spiny. Narrow, greyish leaves. Funnel-shaped pink or purple flowers, then orange-red berries. | Fully hardy. Sun. Thrives in poor, dry soil. Useful for hedging. | |
| Malvaviscus arboreus | Sleepy Mallow | shrub | 20ft (6m). Evergreen. Downy, bright green leaves. Red flowers in summer and autumn. | Frost tender, 16°C. Sun and fertile soil. | |
| Melaleuca viridiflora rubriflora | Paper-Bark Tree | tree | 20-40ft (3-6m). Evergreen. Peeling bark. Small white or pinkish `bottle brushes' in spring. | Frost tender. Sunshine and poor soil. Tolerates waterlogging. | |
| Muehlenbeckia complexa | climber | 3ft (1m). Deciduous. Twining. Wiry stems, oval leaves. Minute greenish flowers in July, then round, white fruit. | Frost hardy, -5°C. Sun or shade. | |
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| NEPETA genus | Catmint | perennial | c.14ins-3ft (35-90cm). Narrow, or oval, toothed leaves. Tubular flowers, in shades of blue, in summer. | Fully hardy. Sun or partial shade. | |
Plants: 110