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Pruning guide

How to prune hoary mountain mint

Best time
Early spring (annual cutback and rhizome control); deadhead through summer
How often
Annually (spring cutback); deadheading through the growing season as needed
Technique
Cut all stems to 2–4 inches in early spring before new growth emerges. During the season, deadhead spent flower clusters to promote continued blooming. Use a spade to cut around the clump perimeter in spring if spread control is needed.

More hoary mountain mint care

Pruning hoary mountain mint — FAQ

When should I prune hoary mountain mint?

Early spring (annual cutback and rhizome control); deadhead through summer. Cut all stems to 2–4 inches in early spring before new growth emerges. During the season, deadhead spent flower clusters to promote continued blooming. Use a spade to cut around the clump perimeter in spring if spread control is needed.

How often does hoary mountain mint need pruning?

Annually (spring cutback); deadheading through the growing season as needed. Hoary Mountain Mint (Pycnanthemum incanum) benefits from regular pruning to maintain shape and control its spreading habit. Cut back to 2–4 inches in early spring. Deadhead spent flowers to extend bloom. Edge the clump with a spade in spring to sever spreading rhizomes and keep it from overtaking neighbours in small gardens.

How do you prune hoary mountain mint?

Cut all stems to 2–4 inches in early spring before new growth emerges. During the season, deadhead spent flower clusters to promote continued blooming. Use a spade to cut around the clump perimeter in spring if spread control is needed.