Pycnanthemum virginiana Common Mountain Mint

General

A perennial herbaceous plant native to eastern North America. It grows up to 2-3 feet tall and features square stems with narrow, lance-shaped leaves that emit a minty fragrance when crushed. In mid to late summer, it produces clusters of small, white or pale lavender flowers that attract pollinators, making it a popular choice for wildflower gardens and naturalistic landscapes.

Plant Description

Characterized by its slender, square stems that reach heights of 2-3 feet. It boasts aromatic, lance-shaped leaves arranged in opposite pairs along the stems. During mid to late summer, the plant blooms with dense clusters of small, white flowers held in terminal heads

Height (ft)
1-3 ft

Soil moisture
Moist to slightly dry

Soil types
Well drained various soils

Wetland indicator
FACW

Shade tolerance
Full sun to part shade

Bloom color
White

Bloom period
Mid to late summer

Drought tolerance
Moderate

Salinity tolerance
Intolerant

 

Range

Eastern North America. It is native to the United States and Canada, primarily found in the eastern and central regions.

Kartesz, J.T. 2024. Floristic Synthesis of North America, Version 1.0. Biota of North America Program (BONAP) [website http://bonap.org/]

Additional Information

According to the Native Plant Trust, this species has been used as an herbal medicine by Native Americans. The flowers and leaves are utilized in making teas and oils.