About
An uprightherbaceous perennial to about 80cm, producing airy spires of fine-textured white flowers with long whitestamens, opening from pink buds over a long period from late spring to early autumn.
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
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH4
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, Prairie planting, Wildlife gardens
Care notes
CultivationBest grown in fertile, moist but well-drained soil in full sun; but dry soils and partial shade tolerated
PruningCan produce autumn tints in cold weather so delay cutting back until spring
PropagationPropagate by division, basal cuttings or softwood cuttings in spring or by semi-ripe cuttings in summer
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free