Clustered Mountain-mint
Pycnanthemum muticum
Last reviewed: June 2026
Light
full sun
Water
medium
Size
12"–36" H × 12"–24" W
Bloom
Jul, Aug, Sep
Native to
AL, AR, CT, DE and 19 more states
Pollinators
bees, butterflies, wasps
Browse plants for this ecoregion
Clustered mountain-mint is a native perennial herb that forms neat clumps of aromatic foliage topped with small white flower clusters. It blooms from July through September and maintains a tidy, upright growth habit that works well in formal and informal garden settings.
In an HOA neighborhood
Clustered Mountain-mint is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.
Works well in: front yard, foundation, street edge, mid zone.
- May spread gradually by underground stems
Wildlife value
This plant is exceptionally valuable for pollinators, attracting bees, butterflies, and beneficial wasps throughout its long bloom period. The dense flower clusters provide abundant nectar and the plant often hosts multiple pollinator species simultaneously.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Does Clustered Mountain-mint fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.