Winter pruning wisteria encourages the development of short-flowering spurs that carry the flowers in spring. The long vigorous shoots produced on the wisteria need to be cut back at least twice during the year, so you'll need to repeat this pruning in late-June or early July.
Create a big impact from winter to spring with beautiful 'Double Ellen' hellebores. Buy six for £12, or save £4.50 when you buy the collection of 12 plants for just £19.50. Plus, receive three free Christmas rose plants (worth £14.50) with your order.