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Colutea arborescens
Bladder senna is a vigorous, rounded deciduous shrub to about 3 m with pea-like yellow flowers and inflated papery seed pods. It tolerates poor, dry, exposed sites and is grown mainly as an ornamental and for erosion control.
Colutea arborescens is a species of leguminous shrub known by the common name bladder-senna. It is native to Europe and North Africa, but it is known on other continents where it is grown as an ornamental and used in landscaping for erosion control. It is also known in the wild as an occasionally weedy escapee from cultivation.
It will grow in poor dry soil in exposed conditions but likes full sun. It propagates by seed or softwood cuttings.
Text excerpted from the Wikipedia article Colutea arborescens 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.
