Poncirus trifoliata - Japanese Bitter Orange

A bushy shrub or small tree to around 3m tall, with green branches bearing large, stiff thorns to 5cm long, and fragrant white flowers like orange-blossom in spring or early summer, followed by orange fruits 4cm across. Fruits are edible if cooked but are very seedy and sour-tasting so best used to make preserves. 19cm pot 60cms