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Pycnanthemum incanum

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Names

Common Names
Hoary Mountain Mint, Mountain Mint, Silverleaf Mountain Mint

Growth

Height
24-48 inches
Spread
3-4 feet
Growth Rate
Fast

Appearance

Bloom Color
White
Foliage Color
Green, Dusky grey-green, Silvery-white foliage, Silver
Fall Foliage Color
Silver

Environment

Hardiness Zones
Zones 4a-8b
Sunlight Requirements
Ideally full sun to partial shade.
Soil Type
Rich loamy soil
Soil Drainage
Well-drained soil that can be moist but tolerates occasional dryness, suitable for rocky, gravelly, or sandy soils.
Soil pH
No single ideal pH; tolerates acidic, neutral, and alkaline soils.

Lifecycle

Lifecycle
Perennial
Leaf Lifecycle
Deciduous
Seasons of Interest
Spring and Summer
Bloom Time
Summer to Fall

Wildlife

Attracts Wildlife
Bees: Yes; Hummingbirds: Not mentioned; Butterflies: Yes; Other pollinators: Yes; Birds: Not mentioned

References

Taxonomy

Taxonomic Rank
Species
Author
(L.) Michx.
Publication
Fl. Bor.-Amer. 2: 7 (1803)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Angiosperms
Order
Lamiales
Family
Lamiaceae
Genus
Pycnanthemum

Inferior Taxa

Pycnanthemum incanum var. incanum Pycnanthemum incanum var. puberulum

Synonyms

Koellia incana Clinopodium incanum

References

Taxonomic data from World Flora Online, accessed June 20, 2024

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