Remove the tall old stems of Russian sage (Perovskia atriplicifolia) to encourage strong new growth. Use secateurs to cut each stem to 15cm from ground level, which might seem drastic but will result

Snip now and your flowers will thank you later as a small trim can work wonders, says Joe Swift

Planting schemes should never stand still, so let’s reassess, reshape and reinvigorate

Looking after shrub and climbing roses Cut back, feed ...

Professor Buczacki is a horticultural expert, writer and former chair of Gardeners' Question Time

Anne outlines her top jobs to be getting on with over the coming fortnight