Plant Base Online (beta)
© Deeproot Plant Base
common name: Common Butterbur, Pestilence wort
synonyms: Petasites officinalis, Petasites ovatus, Petasites vulgaris, Tussilago petasites, Tussilago hybrida
full sun, part shade, shade
moist soil, wet/waterlogged soil, clay soil, sandy soil
preferred soil pH: any
minimum temp: -35°C
USDA zone: 4 to 9
Large, quite common wildflower producing clusters of pale small pale pink flowers on sturdy stems in eary spring before the leaves develop. The large and rounded leaves have long stout stems and may be up to 70cm across. Dioecious, needing male and female plants to produce seed.
Prefers moist, fertile, humus rich soil but is very tolerant and will grow in any position, sun or shade.
Fast and aggressive growing, may become very invasive.
By seed or division. Will grow from small sections of root.
Long history of medicinal use. The root or leaves are used to treat various ailments such as respiratory and digestive problems, it also appears to be effective for severe migranes.
Widespread native distribution throughout Europe, including Britain, and Asia. Usually found in damp places, stream-sides and ditches.