Dye plant: yellow from flowers and whole plant; insecticide made from a tea

Plants for a Future at www.plantsforafuture.org.uk

Has a long history of herbal use for a wide range of ailments. Mostly used historically as a diuretic in heart failure (dropsy).

Parkinson, John (1640) 'Theatrum Botanicum' London, Thomas Cotes

Toxic to animals

Professor Anthony Dayan, 2022