About

Duo Series are bushy spreading annuals with double flowers to 5cm across, in shades of pink, mauve, red and purple, sometimes with darker veins.

About the genus

Petunia can be annuals or perennials, with simple leaves and large, solitary, trumpet-shaped flowers in the upper leaf axils from late spring to autumn

Growing conditions

SunlightFull sun
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, East-facing
ExposureSheltered
UK hardinessH2

Plant details

Plant typeAnnual Biennial, Bedding
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.5-1 metres
Time to full height1-2 years
Suggested usesPatio and container plants, City and courtyard gardens, Cottage and informal garden

Care notes

CultivationGrow in light, well-drained soil in full sun, with shelter from drying winds. Plant out after frosts have passed
PruningDeadhead regularly
PropagationPropagate by seed sown at 13-18°C in early spring
Pest resistanceAphids and slugs may be a problem
Disease resistanceMay be susceptible to fungal foot rot and a virus