Great willowherb is a tall, hairy perennial of wet ground, reaching up to 2 metres, with purple-pink flowers from June to September. It thrives in damp soil by streams, ditches and marshes and is best given moist conditions.
Family
Onagraceae (Evening-primrose family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep the soil consistently moist or wet; it suits boggy margins and damp borders.
Soil
Moist, fertile loam or clay rich in nutrients.
Temperature
Hardy in temperate climates; tolerates cold winters.
How easy
Easy
Native range
Temp. Eurasia to Africa
Climate
temperate
About
Epilobium hirsutum is a flowering plant belonging to the willowherb genus Epilobium in the family Onagraceae. It is commonly known as the great willowherb, great hairy willowherb or hairy willowherb. Local dialectal names include codlins and cream, apple pie and cherry pie.
Where it grows
The native range of the species includes North Africa, most of Europe up to southern Sweden, and parts of Asia. It is absent from much of Scandinavia and north-west Scotland. It has been introduced to North America and Australia.
Text excerpted from the Wikipedia article Epilobium hirsutum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.