Blunt Mountainmint (Pycnanthemum muticum)

Blunt Mountainmint

Also known as: Mountain Mint, Showy Mountain Mint

Blunt Mountainmint (*Pycnanthemum muticum*) is a perennial herb species native to the United States. Blunt Mountainmint often attracts butterflies and other pollinators and grows optimally in full sunlight. This species is often found in gardens and meadows.

Scientific classification

Species

Blunt Mountainmint (Pycnanthemum muticum)

Mints plantains olives and allies

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Perennial

Lifespan

Herb

Plant Type

Summer, Early fall, Mid fall

Bloom Time

61 cm to 91 cm

Plant Height

90 cm

Spread

Green

Leaf Color

2.5 cm

Flower Size

Black

Fruit Color

Pink, White

Flower Color

Summer

Growth Season

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Quickly Identify Blunt Mountainmint

Robust growth reaching 2-3 feet (60-90 cm), with lance-shaped green leaves.

Distinct spearmint aroma when foliage is disturbed, adaptable to various soil conditions.

Clusters of small, whitish two-lipped flowers with delicate fragrance.

Small brown ellipsoid nutlets in dense clusters above foliage during fruiting season.

Square stem measuring 2-4 feet (60-120 cm) with opposite branching, green to reddish-green color.

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Care Guide for Blunt Mountainmint

Every week

Water

Full sun

Sunlight

5 - 32 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Native to North America, blunt Mountainmint prefers consistently moist soil, aligning with its natural habitat's rainfall. Weekly watering ensures proper hydration without over-saturation. Typically grown outdoors, blunt Mountainmint is a resilient perennial suited for temperate climates, making it an excellent water-conscious choice for gardeners.

Fertilize: For optimal growth, blunt Mountainmint requires balanced nutrition fertilizer in early spring to promote foliage. Switch to high phosphorus fertilizers during bloom, applying every 4-6 weeks. Always water after feeding to prevent root burn. Adjust quantities based on the maturity of blunt Mountainmint for best results.

Pruning: Blunt Mountainmint thrives with early to late spring pruning, where up to one-third can be removed to promote bushier growth and better blooms. Regular removal of spent flowers and damaged stems maintains vigor, enhances shape, and minimizes pest risks, leading to robust growth and extended flowering.

Propagation: Blunt Mountainmint is a perennial herb with aromatic foliage and pale purple flowers. It propagates effectively through division during its dormant period. Ensure each rootball section has sufficient roots and shoots, and replant in moist, well-drained soil, watering regularly for establishment.

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Images of Blunt Mountainmint

Quickly Identify Blunt Mountainmint

Care Guide for Blunt Mountainmint

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Common Pests & Diseases