Quercus mongolica (Japanese Oak, Mongolian Oak)


Botanical Information

FamilyFagaceae
GenusQuercus
Speciesmongolica
CategoryWoody
TypeTree (deciduous)
OriginEast Asia including Japan and China.

Details

USDA Hardiness Zone5 - 8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness ZoneH7 - H2
RHS Hardiness Ref.
Temperature (°C)-26
Temperature (°F)-15
Height9 - 18 m
Spread8 - 17 m
GrowthSlow
Flowering PeriodMay, June

Description and Growing Information

ShapeUpright reverse pyramidal.
LandscapeShade tree, specimen or solitary accent tree.
PropagationBy seed.
CultivationGrow under full sun in rich, moist, well-drained sandy loam.
PestsBorers, caterpillars, nut weevils, scale, oak skeletonizer, leaf miner, galls and oak lace bugs. May be susceptible to oak wilt, chestnut blight, shoestring root rot, anthracnose, oak leaf blister, cankers, leaf spots and powdery mildew.
Notable SpecimensUniversity of Alberta Botanic Garden, Devon, Alberta, Canada.
HabitatIn Japan in cool forest and China at elevations of 200 - 2500 m in mixed mesophytic forests.
Bark/Stem DescriptionSmooth-to-rugged, notched, woody mature bark. New growth is smoother and more malleable.
Leaf DescriptionObovate-oblong highly serrated leaves that grow in terminal clusters of 5 or more. 11 - 16 veins per leaf.
Flower DescriptionNon-showy monoecious flowers.
Fruit DescriptionSmall ovoid acorns that measure just under 2 cm across.
Texture DescriptionMedium.

Photographs