About
This bushy annual attaining around 1m tall with lance-shaped grey-green leaves. Double, fully-petalled, clear bright-pink flowers up to 15cm across are borne on sturdy stems from mid-summer into autumn.
About the genus
Zinnia can be annuals, perennials or sub-shrubs, with branching stems bearing opposite leaves and solitary terminal flower-heads in summer
Growing conditions
SunlightFull sun
Soil typeChalk, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH2
Plant details
Plant typeAnnual Biennial
HabitBushy
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height1 year
Suggested usesCity and courtyard gardens, Coastal, Cottage and informal garden, Patio and container plants
Care notes
CultivationGrow in fertile, well drained soil in full sun
PruningDeadhead to prolong flowering, and pinch back stems of young plants to encourage branching unless long-stemmed flowers are required
PropagationPropagate by seed; resents root disturbance, sow in situ in late spring after the danger of frost has passed or take care when transplanting from seed sown under cover with heat in early spring; sow in succession for a longer flowering display
Pest resistanceGenerally pest-free
Disease resistanceMay be susceptible to root rot in wet soils, grey moulds, fungal leaf spot and powdery mildews