About

Bushy semi-evergreen shrub about 1.5-2m tall, with silky stems and palmate grey-green leaves composed of leaflets 6cm long. In late spring and summer produces dense racemes to 30cm long of aromatic, pea-like blue flowers.

About the genus

Lupinus can be annuals, perennials or shrubs, with palmate leaves and showy terminal racemes of pea-like flowers

Growing conditions

SunlightFull sun, Partial shade
Soil typeLoam, Sand
Soil pHAcid, Neutral
Soil moistureWell-drained
AspectSouth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH4

Plant details

Plant typeShrubs
HabitSpreading branched
FoliageSemi evergreen
Height1.5-2.5 metres
Spread1.5-2.5 metres
Time to full height5-10 years
Suggested usesCoastal, Cottage and informal garden, City and courtyard gardens
FragranceFlower
ToxicityHarmful if eaten. Wear gloves and other protective equipment when handling. TOXIC to pets if eaten (dogs, cats, rabbits, tortoises) - see the HTA guide to potentially harmful plants for further information and useful contact numbers

Care notes

CultivationGrow in light and slightly acid, well-drained or sandy soil in full sun or light shade. See lupin cultivation
PruningDeadhead to encourage a second flush of flowers
PropagationPropagate by seed in early to mid-spring, softwood basal stem cuttings in mid to late spring
Pest resistanceMay be susceptible to lupin aphid, slugs and snails
Disease resistanceMay be susceptible to lupin anthracnose, Powdery mildews and a virus