The science of successful plant propagation

Once your plants are spent, give them a tidy and create more plants too

Follow this simple advice for snipping, styling and keeping blooms fresh

Throughout August I cut the box hedges that give shape to the vegetable garden. They’re just under waist height but that’s enough to protect most plants from the wind and they are a good dark backgrou

Take cuttings of your favourite salvias to make new plants for next year, in case the parent plants don’t survive the winter. Salvia cuttings are easy to root and if kept in a greenhouse or cold frame

With AG’s gardening expert Ruth Hayes

From slugs to staking, follow the expert advice to keep your plants thriving this season