Practical
Plants

Galeopsis tetrahit

Common Hemp Nettle

an annual member of the Galeopsis genus in the family Labiatae.

No photo available

Taxonomy and growth

Family
Labiatae
Life cycle
annual
Height
1 m
Fertility
Self fertile, Self
Flower type
hermaphrodite
Pollinators
Self

Uses

Toxicity

Toxicity warning. The historical record reports a hazard for this plant. Do not use it to decide which parts are safe to eat or use medicinally.

This section contains historical Plants For A Future notes marked noncommercial.

The plant is poisonous, causing paralysis[5].

Medicinal uses

Historical medicinal uses. These records describe reported uses. They do not establish safety or effectiveness. Ask a qualified health professional before using any plant medicinally.

This section contains historical Plants For A Future notes marked noncommercial.

The plant is antispasmodic, detergent, expectorant and resolvent[4]. It is used in the treatment of tissue-wasting complaints[4]. An infusion of the plant is used in the treatment of pulmonary complaints[4].

Product or use
Antispasmodic
Product or use
Detergent
Product or use
Expectorant
Product or use
Resolvent

Material uses

This section contains historical Plants For A Future notes marked noncommercial.

A drying oil is obtained from the seed. It is used as a polish for leather[5][1]. A fibre is obtained from the stems, it is used for making cord[1].

Product or use
Fibre
Product or use
Oil

Environment

Range
Europe, including Britain, from Iceland and Russia to Spain and Macedonia.
Habitat
Arable land, sometimes in woods, fens and wet heaths[2].
Light
full sun
Shade tolerance
light shade
Water
moderate
Soil textures
sandy, loamy, clay
Soil pH
acid, neutral, alkaline
Tolerates Nutritionally Poor Soil
No
Drought
intolerant

Propagation

This section contains historical Plants For A Future notes marked noncommercial.

Seed - sow spring in situ[3]. Germination usually takes place within a month.

Cultivation

This section contains historical Plants For A Future notes marked noncommercial.

Grows in most soils, disliking heavy shade. This plant is sometimes grown in the wild garden[3]. An aggregate species[2]. It is a natural hybrid, G. speciosa x G. pubescens[3].

References

  1. Polunin. O. Flowers of Europe - A Field Guide. Oxford University Press 1969-00-00 ISBN 0192176218

    ↩1↩2

  2. Clapham, Tootin and Warburg. Flora of the British Isles. Cambridge University Press 1962-00-00

    ↩1↩2

  3. Huxley. A. The New RHS Dictionary of Gardening. 1992. MacMillan Press 1992-00-00 ISBN 0-333-47494-5

    ↩1↩2↩3

  4. Chopra. R. N., Nayar. S. L. and Chopra. I. C. Glossary of Indian Medicinal Plants (Including the Supplement). Council of Scientific and Industrial Research, New Delhi. 1986-00-00

    ↩1↩2↩3

  5. Komarov. V. L. Flora of the USSR. Israel Program for Scientific Translation 1968-00-00

    ↩1↩2

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