Castanopsis cuspidata (Japanese chinquapin )
Botanical Information
Family | Fagaceae |
Genus | Castanopsis |
Species | cuspidata |
Synonyms | Quercus cuspidata |
Category | Woody |
Type | Tree (evergreen) |
Origin | Native to China, Japan, as well as other areas of eastern Asia. |
Details
USDA Hardiness Zone | 6 - 9 |
USDA Hardiness Ref. | |
Canadian Hardiness Zone | 6a - 9a |
Canada Hardiness Ref. | |
RHS Hardiness Zone | H7 - H3 |
RHS Hardiness Ref. | |
Temperature (°C) | (-20) - 1 |
Temperature (°F) | 4 - 34 |
Height | 10 - 25 m |
Spread | 5 - 10 m |
Growth | Fast |
Flowering Period | April, May |
Description and Growing Information
General Description | A large evergreen with pale green pinnate leaves contrasted by red-brown bark. |
Shape | Upright. |
Landscape | The acorns can be a food source for jays, squirrels and other wildlife. The tree is an excellent landscape specimen, wherever there is room for it to reach its distinguished, robust stature. |
Propagation | Commonly through seed, although the seed is recalcitrant (will not store). Seeds should be placed in a fridge for 60 days at 5°C before being sown. |
Cultivation | Grow in a well-drained, loamy soil. Suitable for slightly acidic to neutral soil. Grow under partial sunlight. |
Pests | Insect pests may be Oak processionary moth (Thaumetopoea processionea), galls formed by gall wasps, or wood-boring beetles. Oak wilt, which is a fungus similar to Dutch Elm disease may affect the tree. |
Notable Specimens | Trebah Gardens, Mawnan Smith, Nr Falmouth, Cornwall. |
Habitat | Prefers woodlands and ravines near the coast. |