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Common Hemp Nettle

Galeopsis tetrahit, Lamiaceae

Zones
2–8
Layer
Herbaceous
Lifespan
Annual
Growth
Fast

Guild Roles

Ground CoverMulch MakerDynamic Accumulator

Growing Conditions

Sun

Partial Shade (preferred)Full Sun (tolerated)

Water

Moderate (established)Moderate (seedling)

Soil pH

6 – 7.5

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Japanese CloverKummerowia striata
Nitrogen FixationPest Deterrent
Hairy lespedezaLespedeza hirta
Nitrogen FixationBeneficial Insect Habitat

Antagonistic Plants

Large-flowered comfreySymphytum grandiflorum

Hemp nettle releases compounds that can inhibit comfrey growth while competing for nitrogen

Hawkweed-leaf wallflowerErysimum hieraciifolium

Both weedy annuals compete aggressively for disturbed soil habitats

Uses

Functions

Quick Ground CoverBiomass ProductionNutrient CyclingPollinator SupportAllelopathic Weed Suppression

Medicinal Uses

Respiratory SupportAnti-Inflammatory

Common Questions

What zones does Common Hemp Nettle grow in?

Common Hemp Nettle grows in USDA hardiness zones 2 through 8.

What are good companion plants for Common Hemp Nettle?

Good companions for Common Hemp Nettle include Japanese Clover, Hairy lespedeza.

Design guilds with Common Hemp Nettle and see companion relationships visually.

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