How to prune ceanothus thyrsiflorus 'skylark'

Immediately after flowering, late May to June. Cut back long flowered shoots by one-third to one-half using sharp secateurs, always cutting into green leafy wood. Avoid any cut that leaves bare brown stem with no buds. Dead or frost-damaged wood can be removed back to healthy growth at any time.

Annually after flowering. Yes, prune lightly after flowering. 'Skylark' is a vigorous evergreen Ceanothus that flowers in late spring on the previous year's wood. As with all evergreen species in this genus, it will not break from old wood, so pruning must stay within soft green growth or you risk killing entire branches.

Cut back long flowered shoots by one-third to one-half using sharp secateurs, always cutting into green leafy wood. Avoid any cut that leaves bare brown stem with no buds. Dead or frost-damaged wood can be removed back to healthy growth at any time.