Wisteria's a pretty addition to any garden, but it can be tricky! Here's what to do with a wisteria that is not blooming.

"Prune your wisteria once in the summer (July/August ... "Cutting back shoots to 2-3 buds from the base will encourage better flowering and those buds will form flowering spurs.

Pot wisteria with five parts Best Buy compost for patio pots and two parts horticultural grit. Feed with sulphate of potash after flowering, and again in August, as the plant is setting the flower ...