About
This upright, clump-forming perennial to around 1m high, with narrow, lance-shaped leaves. Pure white flowers are borne on slender, branching stems from late spring to late summer.
About the genus
Oenothera can be annuals, biennials or perennials, upright or spreading in habit, with simple or lobed leaves and bowl-shaped, white, yellow or pink flowers over a long period in summer
Growing conditions
SunlightFull sun, Partial shade
Soil typeChalk, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectEast-facing, South-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH4
Plant details
Plant typeHerbaceous Perennial
HabitClump forming, Columnar upright
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Prairie planting, Wildflower meadow, Wildlife gardens
Care notes
CultivationThrives in fertile, moist but well-drained soil in full sun, though will tolerate light or part-day shade. Some drought tolerance once established, protect from excess winter wet. Plants can be short-lived, and dislike transplanting
PruningDeadhead after flowering. Cut back plants in early spring
PropagationPropagate by basal or softwood cuttings in spring, or semi-ripe cuttings in summer
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free