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

Liz has chosen her top varieties that offer food, shelter, or both, to our feathered friends

Professor Buczacki is a borticultural expert, weiter and former chair of Gardeners Question Time

Our experts will help you get the best from your garden

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

At the end of last year, the heavily tilting Cotoneaster cornubia in the shadiest corner of my garden finally slumped to the ground. There wasn’t a storm: the poor tree had simply spent too long veeri