Cephalanthus occidentalis (Buttonbush, Button-willow, Honey Bells)


Botanical Information

FamilyRubiaceae
GenusCephalanthus
Speciesoccidentalis
CategoryWoody
TypeShrub (deciduous)
OriginNative to North America (East and South).
Pronunciation

Details

USDA Hardiness Zone5 - 9
USDA Hardiness Ref.
Canadian Hardiness Zone4a
Canada Hardiness Ref.
RHS Hardiness ZoneH7 - H3
RHS Hardiness Ref.
Temperature (°C)(-15) - 20
Temperature (°F)(-26) - (-1)
Height1.5m - 3.7m
Spread1.2m - 2.4m
GrowthMedium
Flowering PeriodJune

Description and Growing Information

General DescriptionA multi-stemmed shrub with a twisted trunk, its summer blooms resemble fuzzy white balls, rich in nectar it is a great plant for adding wildlife into your garden as it attracts butterflies and other insects.
ShapeIrregular crown, open and round.
CultivationVery wet or moist soil in full sun to partial shade.
Notable SpecimensThe A.M. Cuddy Gardens, Strathroy, Ontario, Canada, The Gardens of Fanshawe College, London, Ontario, Canada, Royal Botanical Gardens, Burlington, Ontario, Canada.
HabitatSwamps, mud flats, stream and pond edges.
Leaf DescriptionLeaves are grouped in pairs or threes, a rounded base and a pointed tip, glossy green in colour with red veins turning burgundy or yellow in autumn.
Flower DescriptionSmall white flowers tightly clustered together forming a ball, almost ping-pong like in appearance.
Fruit DescriptionRound ball like fruit, with nutlets.

Photographs