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Mountain Mint

Pycnanthemum virginianum

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Category
Forb / Wildflower
Sun
Full to Partial
Soil moisture
Wet to Medium-Dry
Bloom time
Jun–Sep
Bloom color
White
Notes
Aromatic, Rhizomatous

About Mountain Mint

Mountain Mint (Pycnanthemum virginianum), also known as Virginia Mountain Mint, is a classic prairie staple that combines rugged durability with exceptional ecological benefits. This sturdy perennial reaches heights of 2 to 3 feet and is characterized by its square stems and narrow, opposite leaves that emit a sharp, pleasant mint aroma. From July into September, it produces dense, flat-topped clusters of small white flowers that are often intricately spotted with purple. Its native range spans across much of the eastern and central United States, where it inhabits wet-to-dry prairies, moist meadows, and fens. It is widely considered one of the best plants for attracting pollinators, serving as a critical nectar source for many species of bees, butterflies, and even beneficial predatory insects. Highly adaptable, it thrives in full sun to partial shade and can handle a variety of moisture levels from wet to medium-dry. It is deer-resistant and easy to establish from seed, making it an ideal candidate for large-scale restorations or smaller backyard habitats looking to boost their biodiversity.

Native range

Native to 33 states:

AlabamaArkansasConnecticutDelawareGeorgiaIowaIllinoisIndianaKansasKentuckyMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew YorkOhioOklahomaPennsylvaniaRhode IslandSouth DakotaTennesseeVirginiaVermontWisconsinWest Virginia

County range map

BONAP county-level native range map for Pycnanthemum virginianum

Range map courtesy of BONAP (Biota of North America Program).

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