Aesculus x arnoldiana
'Autumn Splendor'
Autumn Splendor Arnold's Buckeye
Family |
Sapindaceae (Hippocastanaceae) |
Genus |
Aesculus |
Species |
x arnoldiana |
Cultivar |
'Autumn Splendor' |
Category |
Woody |
Type |
Tree (deciduous) |
Pronunciation |
USDA Hardiness Zone |
5 |
Canadian Hardiness Zone |
4 - 6a |
RHS Hardiness Zone |
H7 |
Temperature (°C) |
-29 - (-23) |
Temperature (°F) |
-20 - (-10) |
Height |
25 m |
Cultivation |
Grow in any deep, fertile, moisture-retentive soil in full sun or shade. |
Growth |
Medium |
Pests |
Susceptible to coral spot, canker and witches' brooms. Scorching can also sometimes occur in hot, dry summers. |
Habitat |
Horticultural origin. |
Leaf Description |
5 elliptical, dark green leaflets to 12 cm that are glabrous with a hairy midrib beneath. |
Flower Description |
Flowers in erect racemes, with yellow petals, the upper part of which are tinged red. |
Fruit Description |
Fruit is scaly with short spines. |
Propagation |
Propagate by grafting in late winter and budding in late summer, using basal buds from the shoots nearest the old wood, which normally remain dormant. |