About
An upright, spreading, semi-evergreen perennial to around 30cm in height with small, oval, dark green leaves. Reddish-orange flowers with darker centres appear on wiry stems from summer to early autumn.
About the genus
Diascia can be annuals or semi-evergreen perennials, usually making a mat of neat foliage with racemes of cup or bell-shaped flowers, usually in shades of pink, and each with two short spurs
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, East-facing, West-facing
ExposureSheltered
UK hardinessH4
Plant details
Plant typeBedding, Herbaceous Perennial
HabitClump forming
FoliageSemi evergreen
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, City and courtyard gardens, Hanging basket, Patio and container plants
Care notes
CultivationGrow in fertile, moist but well-drained soil in full sun. Young plants should be overwintered indoors This plant was included in the RHS Diascia (twinspur) perennial trial 2024-2025
PruningDeadhead to prolong flowering
PropagationPropagate by seed or from softwood cuttings in spring, or semi-ripe cuttings in summer
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceGenerally disease-free