Chaenomeles × superba 'Knap Hill Scarlet' (Knap Hill Scarlet Japanese Quince)
Botanical Information
Family | Rosaceae |
Genus | Chaenomeles |
Species | × superba |
Cultivar | 'Knap Hill Scarlet' |
Category | Perennials |
Type | Shrub (deciduous) |
Details
USDA Hardiness Zone | 6 - 7 |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | 6b |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H6 |
RHS Hardiness Ref. | |
Temperature (°C) | (-20) - (-15) |
Temperature (°F) | 4 - 5 |
Height | 1 - 1.5 m |
Spread | 1.5 - 2.5 m |
Growth | Slow |
Flowering Period | March, April, May |
Description and Growing Information
General Description | Resulting from the cross between C. japonica and C. speciosa; the 'Knap Hill Scarlet' cultivar is small deciduous shrub. |
Shape | Bushy. |
Landscape | Borders and landscape plantings. |
Propagation | Propagate by semi-hardwood cuttings. |
Cultivation | Grow in well-drained soil in sun or partial shade. Grow in full sun for the best flowering and fruiting. |
Pests | Susceptible to scale insects, brown scale, aphids, fireblight, blossom wilt, brown rot and honey fungus. |
Notable Specimens | Sissinghurst Castle Gardens, Cranbrook, Kent, United Kingdom. |
Habitat | Horticultural origin. |