Clustered Mountain Mint (Pycnanthemum muticum)
$4.00
Out of stock
Pycnanthemum muticum (Clustered Mountain Mint)
Perennial
A native of sunny meadows and woodland edges across the eastern US, Clustered Mountain Mint may be the single most visited plant by pollinators of any native in cultivation. Its silvery-bracted flower heads shimmer in the summer sun while buzzing with an almost constant stream of bees, wasps, and butterflies — making it one of the most ecologically valuable plants you can put in the ground.
🌿 Key Traits
Silver Crown Effect: As flowering begins, the broad leaf-like bracts surrounding each flower cluster turn a striking silvery-white, creating a luminous, frosted appearance that persists for months.
Exceptional Bloom Duration: Flowers from midsummer through early fall, with the ornamental silver bracts extending visual interest well beyond the blooms themselves.
Sturdy and Upright: Forms dense, well-behaved clumps typically reaching 2–3 feet — sturdy enough to hold its form all season without staking.
Intensely Aromatic: Foliage releases a bold, clean spearmint fragrance when brushed, making it a pleasure to grow near paths and seating areas.
☀️ Growing Conditions
Light: ☀️🌤️ Full Sun to Part Shade (best pollinator activity and most silvering in full sun; tolerates light shade well).
Soil: 🌱 Adaptable to a wide range of soils including clay, loam, and average garden beds; tolerates both moist and moderately dry conditions once established.
Water: 💧 Low to medium; surprisingly drought-tolerant once established, yet equally at home in a rain garden.
Hardiness: ❄️ Zones 4–8 (reliable, long-lived, and spreads gradually into a stable colony).
🌎 Ecological Benefits
Unrivaled Pollinator Magnet: Documented to attract more species of native bees, wasps, and beneficial insects than almost any other native plant — a single plant in bloom can host dozens of species simultaneously.
Butterfly Nectar Source: Skippers, fritillaries, sulphurs, and swallowtails are regular and abundant visitors throughout the long bloom window.
Beneficial Insect Reservoir: Parasitic wasps and predatory insects drawn to its nectar provide powerful natural pest control throughout the surrounding garden.
Deer and Rabbit Resistant: The strong minty fragrance makes it highly unappealing to browsing deer and rabbits — a low-maintenance choice even in high-pressure landscapes.
Image credit: peganum (www.flickr.com) from Henfield, England