For trailing blackberry bushes, cut the main cane back to 3 or 4 feet tall. Pruning during summer and fall is mostly about maintaining your blackberry bushes' height, density, and removing any ...

Pruning soft fruits at the right ... the plant's energy unless you want to propagate new plants. Summer-fruiting raspberries behave like blackberries, fruiting on one-year-old canes that are ...