10 years to reach maturity
Berberis aquifolium is often better known by the older name, Mahonia aquifolium. It is commonly known by the names Oregon Grape and Mountain Grape, amongst others. Berberis aquifolium is a low growing evergreen shrub species from the Berberidaceae family. This plant has a spreading growth habit and spiny dark green leaves that take on an attractive purple colour in winter. In spring it has dense clusters of bright yellow flowers which develop into black, berry fruits in summer and autumn.