About
A clump-forming perennial with strongly upright, branching stems to 1m tall, clad with narrowly lance-shaped green leaves. Spikes of rich rosy-purple star-shaped flowers are produced over a long period during the summer.
About the genus
Lythrum can be annuals or herbaceous perennials, with simple leaves in opposite pairs and small star-shaped flowers in leafy racemes
Growing conditions
SunlightFull sun
Soil typeClay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Poorly-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Wildflower meadow, Wildlife gardens
Care notes
CultivationGrow in any reliably moist or even wetter soil in full sun
PruningDeadhead after flowering
PropagationPropagate by division in spring
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceGenerally disease-free