Quercus dentata (Daimyo Oak, Japanese Emperor Oak)


Botanical Information

FamilyFagaceae
GenusQuercus
Speciesdentata
CategoryWoody
TypeTree (deciduous)
OriginJapan, Manchuria, Korea, Mongolia, China and Taiwan.
Pronunciation

Details

USDA Hardiness Zone5
USDA Hardiness Ref.
Canadian Hardiness Zone4a - 6a
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)(-26) - (-23)
Temperature (°F)(-15) - (-10)
Height15 - 25 m
GrowthSlow
Flowering PeriodMay

Description and Growing Information

General DescriptionThis species has been placed on the IUCN Red List as least concern.
ShapeRounded crown.
Notable SpecimensRHS Garden Rosemoor, North Devon, England.
HabitatFound at altitudes of 100-2,700 m.
Bark/Stem DescriptionThick, furrowed and dark brown.
Flower/Leaf Bud DescriptionRounded, light brown, 1 cm.
Leaf DescriptionOboval, rounded lobes, dark green and rough with a pubescent underside, a attenuate, narrow or heart-shaped base and 4-10 veins on either side of the midvein, 15-30 x 6-20 cm. Dead leaves often stay on the tree into the winter. The petiole is short and hairy, 1-1.5 cm long.
Flower DescriptionMale flowers are pendulous catkins, female flowers are sessile, growing near the tips of new shoots.
Fruit DescriptionAcorn, ovoid and hairless, 1.5-2.2 cm.

Photographs