Rhododendron simsii (Indian Azalea)


Botanical Information

FamilyEricaceae
GenusRhododendron
Speciessimsii
CategoryWoody
TypeShrub (evergreen)

Details

USDA Hardiness Zone8b - 11
USDA Hardiness Ref.
Canadian Hardiness Zone7b - 10a
Canada Hardiness Ref.
RHS Hardiness ZoneH4 - H5
RHS Hardiness Ref.
Temperature (°C)-10
Height45 - 60 cm
Spread38 - 45 cm
GrowthSlow
Flowering PeriodMarch, June, August, September

Description and Growing Information

ShapeCompact low-spreading.
LandscapeAs a border, container or hedge plant, in woodland gardens, in mass plantings and groupings or as a specimen plant.
CultivationGrow in sun-dappled or open shade in organically rich, humusy, acidic, moist but well-draining soil.
PestsChlorosis, leaf spot, borer damage, salt burn, die back, root rot, spider mites, lacebugs, black vine weevil.
HabitatHorticultural origin.
Leaf DescriptionSmall, linear, stiff, ovate-lanceolate evergreen leaves that grow close to and directly under flower trusses.
Flower DescriptionLarge, open cup-shaped, hibiscus-like blooms with long stamens.
Colour DescriptionFoliage is dark green to greenish-brown, bark is reddish-brown to dark brown and its flowers vary between a gentle blush pink to vivid bright coral.

Photographs