Pruning guide
How to prune mexican hyssop
More mexican hyssop care
Pruning mexican hyssop — FAQ
When should I prune mexican hyssop?
Early spring for main cutback; throughout summer for deadheading. Deadhead by snipping spent flower spikes just above the next set of leaves or lateral bud. In spring, cut the whole plant back to 10–15 cm above the base to encourage strong new shoots.
How often does mexican hyssop need pruning?
Deadhead every 1–2 weeks during flowering; hard cutback once in spring. Mexican Hyssop (Agastache mexicana) blooms better and stays compact with regular deadheading and a cutback. Deadhead spent flower spikes throughout summer to extend flowering. Cut plants back by half to two-thirds in early spring. In mild climates it is short-lived perennial; in cold climates treat as an annual.
How do you prune mexican hyssop?
Deadhead by snipping spent flower spikes just above the next set of leaves or lateral bud. In spring, cut the whole plant back to 10–15 cm above the base to encourage strong new shoots.