Slender Mountain Mint blooms for a long period during the summer, and attracts an amazing variety of pollinators while blooming. The flowers are small but plentiful white clumps, topping the highly fragrant green foliage. Pycnanthemum tenuifolium spreads aggressively by rhizomes, becoming a very large patch in a wide variety of soil types. Slender Mountain Mint is the host for larvae of the Gray Hairstreak Butterfly.

• Category: Perennials
• Hardiness Zone: 4
• Height: 26 Inches
• Spread: 20 Inches
• Bloom Color: White