Rhododendron 'Hagga' (Hagga Rhododendron)


Botanical Information

FamilyEricaceae
GenusRhododendron
Cultivar'Hagga'
CategoryWoody
TypeShrub (evergreen)

Details

USDA Hardiness Zone6 - 8
USDA Hardiness Ref.
Canadian Hardiness Zone5a - 8a
Canada Hardiness Ref.
RHS Hardiness ZoneH4 - H7
RHS Hardiness Ref.
Temperature (°C)-23 - (-7)
Temperature (°F)-10 - 20
Height1 - 2 m
Spread1 - 2 m
GrowthMedium
Flowering PeriodApril, May

Description and Growing Information

ShapeUpright spreding.
LandscapeWinter landscapes, woodland margins, foundation plantings, shade gardens, mixed borders, mass planting and shrub borders.
CultivationGrown in well drained acidic soil with the pH range of 4-6 and partial sun; mulch will assist greatly in retaining moisture so roots will not dry out.
PestsAphids, caterpillars, nematodes, scale, lace bugs, mealy bugs, borers, and white fly. Diseases include crown rot, leaf gall, rust, powdery mildew, blights, root rot, and leaf spot. Resistant to deer and rabbits.
Notable SpecimensThe A.M. (Mac) Cuddy Gardens, Strathroy, Ontario, Canada.
HabitatHorticultural origin.
Bark/Stem DescriptionSmooth bark that starts out chocolate-brown during new growth gradually turning grey as it matures.
Flower/Leaf Bud DescriptionFlower buds are large, glabrous green and underlined by white, pink, and light red. Cold winters may cause freezing and damage the buds, potentially reducing flower production.
Leaf DescriptionDark green, medium sized oval shaped leaves. This dense spreading foliage maintains the same dark green colour year round.
Flower Description1-4 per cluster, flowers bloom in April-May in white, pink, and light red.
Colour DescriptionFoliage dark green, brownish-grey bark with pale pink flowers.
Texture DescriptionMedium-coarse.

Photographs