When to prune Wisteria and the importance of it Wisteria is a beautiful climbing plant and there is no mistaking the masses of (usually) blue or white petulant, sweetly scented flowers that appear upon their twining stems. These usually appear from the late spring through to mid-summer. Pruning Wisteria can be daunting at first, but it doesn’t need to be. Regular pruning will reward you with more flowers and is worth the effort. Wisterias do not need to…