About
Strong Beer' is a rosette-forming, semi-evergreen primrose up to 15cm tall, with dark, bronzy-green leaves and double, purple flowers in spring.
About the genus
Primula are herbaceous or semi-evergreen perennials, forming a basal rosette of simple leaves, with salver-shaped or bell-shaped flowers which may be solitary or carried in an umbel or in whorls on an erect stem
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectWest-facing, East-facing, South-facing
ExposureSheltered
UK hardinessH7
Plant details
Plant typeHerbaceous 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, Patio and container plants, City and courtyard gardens
Care notes
CultivationGrow in full sun or partial shade in moderately fertile, moist but well-drained, humus-rich-soil
PruningNo pruning required
PropagationPropagate by division in autumn or after flowering
Pest resistanceMay be susceptible to aphids, vine weevil, slugs, leaf and bud eelworms, leaf-mining flies and glasshouse red spider mite
Disease resistanceMay be susceptible to a leaf spot, primula brown core and grey moulds