Pycnanthemum pilosum
Pycnanthemum pilosum is a highly aromatic native mountain mint with fine textured gray green foliage and dense clusters of small white to pale lavender flowers that appear in midsummer. Its upright spreading habit and strong minty fragrance make it a standout in naturalistic plantings while providing exceptional pollinator value through the peak of summer.
Height & Spread: 24 - 36 in x 24 - 36 in
Bloom Time: Mid to late summer
Light Requirements: Full sun to part shade
Soil Preference: Average to well drained soil
Watering Needs: Low to moderate; drought tolerant once established
Deer Resistance: Deer and rabbit resistant
Native Status
This species is native to eastern North America where it thrives in open woodlands, prairies, and meadow edges, contributing strong ecological value to pollinator rich habitats.
WILDLIFE & INSECTS
Bees
- Extremely attractive to native bees and honeybees which are drawn to the abundant nectar across its dense flowering clusters.
Butterflies
- Draws a wide range of butterflies including swallowtails and smaller nectar feeding species which frequently visit during peak bloom.
Beneficial Insects
- Supports a high diversity of beneficial insects including parasitic wasps and hoverflies which are drawn to its intense nectar production.
Spacing & Landscape Use
Spacing Recommendations
- Space 18 - 24 in apart to accommodate its spreading habit and allow naturalistic clumps to form.
Landscape Placement
- Ideal for meadow plantings, pollinator gardens, and sunny naturalistic borders where it can spread freely and support high insect activity.
Companion Plants
- Echinacea purpurea (Purple Coneflower) - Extends summer color and strengthens pollinator support alongside its peak bloom period.
- Schizachyrium scoparium (Little Bluestem) - Adds upright native grass structure and seasonal color contrast.
- Rudbeckia fulgida 'Goldsturm' (Black Eyed Susan) - Provides bold midsummer flowers that complement its airy floral texture.
- Coreopsis verticillata 'Zagreb' (Threadleaf Coreopsis) - Brings fine textured foliage and long lasting yellow blooms.
- Monarda fistulosa (Wild Bergamot) - Enhances pollinator density with similar bloom timing and strong habitat value.