Mountain Mint (Pycnanthemum) is a hardy aromatic perennial known for its mint-like fragrance, narrow green leaves, and clusters of small white or pale purple flowers. This vigorous, long-lived plant thrives in full sun to partial shade and is valued for its strong aroma and pollinator-attracting blooms.
Naturally Non-GMO and highly adaptable, Mountain Mint performs well in outdoor garden beds, borders, prairies, and native landscapes. It spreads moderately through its roots, forming dense clumps with minimal maintenance. Loved by gardeners who want a tough, aromatic perennial that attracts beneficial insects and grows reliably year after year.
Features
- Hardy aromatic perennial with mint-like fragrance
- Produces clusters of small white to light purple flowers
- Non-GMO, natural and untreated seed type
- Performs well in full sun or partial shade
- Attracts bees, butterflies, and beneficial insects
- Suitable for native landscapes, borders, and outdoor beds
Specifications
- Seed Type: Natural, untreated, Non-GMO perennial
- USDA Growing Zones: Best for Zones 4–9
- Sun Requirement: Full sun to partial shade
- Best Growing Season: Spring or Fall sowing
- Germination Time: 14–30 days
- Soil Requirement: Well-drained, moderately fertile soil
- Plant Height: Approximately 24–36 inches tall at maturity
- Blooming Time: Mid-Summer through Fall
- Growth Habit: Clump-forming perennial with moderate spread
- Ideal For: Native gardens, meadow plantings, outdoor beds, borders, and pollinator habitats
Planting Guide
- Sow seeds on the soil surface; do not cover deeply as light aids germination
- Keep soil consistently moist until seedlings establish
- Provide full sun or partial shade depending on climate
- Thin seedlings or transplant clumps 12–18 inches apart
- Water regularly during early growth; reduce watering once established
- Leave root systems undisturbed for long-term perennial regrowth
- Cut flower heads after blooming if seed spread control is desired
- Divide clumps every 2–3 years to maintain plant vigor and manage spread
