How to prune korean mint

Late spring before flowering; again after first bloom flush. Pinch or cut the top third of stems with clean scissors to promote branching. After bloom, shear spent flower spikes to just above a leaf node. In autumn, cut to around 10 cm above the base.

Two to three times per growing season. Korean Mint benefits from regular pruning to stay bushy and productive. Cut stems back by half in late spring to delay flowering and promote leafy growth. After flowering, deadhead or shear spent spikes to encourage a second flush. Cut the whole plant back hard in autumn to tidy it before winter dieback.

Pinch or cut the top third of stems with clean scissors to promote branching. After bloom, shear spent flower spikes to just above a leaf node. In autumn, cut to around 10 cm above the base.