About
A vigorous, lax perennial, grown as an annual, with divided, blue-green leaves and bright yellow flowers 6-8cm wide.
About the genus
Hunnemannia are perennials, often grown as annuals, with deeply divided leaves and showy, poppy-like flowers in summer and early autumn
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAlkaline, Neutral
Soil moistureWell-drained
AspectWest-facing, South-facing
ExposureSheltered
UK hardinessH3
Plant details
Plant typeAnnual Biennial, Bedding
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height1-2 years
Suggested usesCity and courtyard gardens, Coastal, Cottage and informal garden, Patio and container plants
Care notes
CultivationOutdoors grow in moderately fertile, well-drained soil in full sun. Grow at the base of a warm, sunny wall, or in a herbaceous or mixed border. Can be grown in a temperate greenhouse or conservatory for winter flowers
PruningNo pruning required
PropagationPropagate by seed in early spring in situ. For winter-flowering container plants, sow seed at 13-16°C (55-61°F) in autumn in peat-free, loam-based potting compost
Pest resistanceSlugs, snails and aphids may appear
Disease resistanceGenerally disease-free