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© Deeproot Plant Base
common name: Caper Spurge, Mole Plant
poisonous or irritant
full sun, part shade
dry soil, moist soil, clay soil, sandy soil
preferred soil pH: neutral-alkaline
minimum temp: -20°C
USDA zone: 6 to 9
Biennial with tall erect stems and opposite, regularly arranged large leaves. Yellowish green flowers in its second year, followed by large caper-like seeds.
Prefers light, well drained, neutral to alkaline soil and a sunny position, but very adaptable and grows almost anywhere.
By seed, self seeds very freely
The roots are reputed to deter moles.
Sometimes planted as an ornamental, but also a fairly common garden weed.
An oil can be extracted from the seed, which has been used medicinally and for other purposes.
Europen native, possibly native to southern Britain but more likely a garden escape.
All parts are toxic and the milky sap is a skin irritant.