plum 'Opal'

Suitable for all training forms. Keep a weed-free area of at least 60cm radius around trunk. Thin fruits if necessary. Irrigate in dry periods. Flowers early, so at risk from spring frosts

Regular pruning required according to tree form - see pruning plums and fan-trained trees: pruning established fans

Propagate by chip budding or grafting onto a clonal rootstock. The rootstock used with largely determine the vigour of the tree

Can get aphids, caterpillars, fruit tree red spider mite, brown scale, plum moth and bullfinches

May be affected by silver leaf, bacterial canker, blossom wilt and fruit by brown rot