This American wildflower has naturalised in the UK and the pale yellow flowers of the evening primrose open in the evening and at nighttime, and are popular with moths, bees and butterflies. Grows to 1m tall and 40cm across in full sun or partial shade and well-drained soils.
Evening Primrose / Oenothera biennis
£4.20Price
VAT Included
Position: Flower border
Flowering months: Jun / Jul / Aug / Sep
Light: Full sun / Mix of sun and shade
Soil: Clay / Loam / Sand
Tested in our local soil (t.i.o.l.s.): Yes (but avoid heavy clay)
Drainage: Well drained / Moist but well-drained (never waterlogged)
Life cycle: Biennial (flowers in its second year and then dies)
Hardiness: Fully hardy (in Bristol winters)
Over winter: Dies back (deciduous)