Rhododendron 'Catawbiense Boursault' (Catawbiense Boursault Rhododendron)


Botanical Information

FamilyEricaceae
GenusRhododendron
Cultivar'Catawbiense Boursault'
CategoryWoody
TypeShrub (evergreen)
OriginCatawbiense hybrid or selection.

Details

USDA Hardiness Zone4 - 8
USDA Hardiness Ref.
Canadian Hardiness Zone5
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-29
Temperature (°F)-20
Height1.5 - 1.8 m
Spread1.8 - 2.4 m
GrowthMedium
Flowering PeriodJune

Description and Growing Information

ShapeOval, rounded and spreading.
LandscapeWoodland and shade gardens.
CultivationWell-drained and moist soil with an acidic pH. Prefers loam and sand.
Notable SpecimensThe A.M. Cuddy Gardens, Strathroy, Ontario, Canada.
HabitatHorticultural origin.
Leaf DescriptionElliptic and rounded at base.
Flower DescriptionFunnel-shaped flowers in a ball-shaped cluster that contains approximately 17 flowers.
Colour DescriptionThe leaves are green. The flowers are a lilac purple sometimes with some reddish-brown markings.
Texture DescriptionThe bark is smooth. The leaves are coarse and glossy.

Photographs