Cornus rugosa (Round-Leaved Dogwood)


Botanical Information

FamilyCornaceae
GenusCornus
Speciesrugosa
CategoryWoody
TypeShrub (deciduous)
OriginNative to North America.

Details

USDA Hardiness Zone3a - 6a
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-20
Temperature (°F)-4
Height3 - 6 m
GrowthFast
Flowering PeriodJune, July

Description and Growing Information

ShapeUpright and bushy.
CultivationPrefers full sun and partial-shade.
Notable SpecimensWestonbirt, The National Arboretum, Tetbury, Gloucestershire, England.
HabitatSandy, gravelly or rocky slopes.
Bark/Stem DescriptionThe stems are single or multiple and straight.
Leaf DescriptionThe leaf blades are ovate, 7 - 15 cm long and 5 - 12 cm wide. The underside of the leaves have tiny hairs.
Flower DescriptionFlat-topped clusters of flowers that are 3 - 6 cm wide.
Fruit DescriptionSmall, berry-like drupe, ovoid to spherical in shape, 6 mm long and matures in late summer.
Colour DescriptionThe leaves are light to dark green with the underside being a grey colour. The flowers are white while the fruit are a greenish-white colour.
Texture DescriptionThe underside of the leaves have a wooly texture.

Photographs