Dahlia 'Twyning's After Eight' (Twyning's After Eight Dahlia)


Botanical Information

FamilyAsteraceae
GenusDahlia
Cultivar'Twyning's After Eight'
CategoryBulbs

Details

USDA Hardiness Zone9a -9b
USDA Hardiness Ref.
Canadian Hardiness Zone9a
Canada Hardiness Ref.
RHS Hardiness ZoneH3
RHS Hardiness Ref.
Temperature (°C)-5 -1
Temperature (°F)23 -24
Height1 m
Spread0.5 - 1 m
GrowthFast
Flowering PeriodJune, July, August, September, October

Description and Growing Information

PropagationBy softwood cuttings taken in the spring or by dividing tubers, ensuring each division has a viable bud.
CultivationPlant in full sun, in soil with loam, sand and clay, well-drained but moist.
PestsCommon pests include leaf miners, slugs, aphids and glasshouse red spider mites. Other possible pests include caterpillars, earwigs and capsid bugs. Diseases that could pose a problem include powdery mildews (in dry conditions), grey moulds and other fungal rots (in wet conditions).
HabitatHorticultural origin.
Leaf DescriptionDark black-brown.
Flower DescriptionSingle-flowered, one or two rows of spreading ray florets, white petals with a deep yellow centre, less than 10 cm across.

Photographs