Exochorda racemosa (Pearlbush)


Botanical Information

FamilyRosaceae
GenusExochorda
Speciesracemosa
TypeShrub (deciduous)
OriginNative to Northern China.

Details

USDA Hardiness Zone4 - 8
USDA Hardiness Ref.
Canada Hardiness Ref.
RHS Hardiness ZoneH5 - H7
RHS Hardiness Ref.
Temperature (°C)- 15 - (-20)
Temperature (°F)5 - (-4)
Height3 - 4.5 m
Spread3 - 4.5 m
Flowering PeriodApril

Description and Growing Information

ShapeLoose, broad rounded and upright.
LandscapeBorders, foundations and hedges.
CultivationFull sun and partial-shade. Average, medium moisture and well-drained soil. Prefers acidic, organically rich loams. Drought tolerant.
PestsNo insects or diseases but is listed as an invasive species in some states.
Notable SpecimensThe A.M. Cuddy Gardens, Strathroy, Ontario, Canada.
Flower/Leaf Bud DescriptionFlower buds resemble white pearls.
Leaf DescriptionNarrow, elliptic to oblong leaves that are 7 - 8 cm long.
Flower Description6 - 10 flowered racemes, 3 - 4 cm wide, are 5-petaled and cup-shaped. Flowers give way to seeds.
Fruit DescriptionDehiscent seed capsules.
Colour DescriptionThe seeds are brown. The flowers are white. The leaves are green.

Photographs