Galeopsis tetrahit – Common Hemp-nettle

Common hemp-nettle is a square stemmed, coarsely hairy annual with a pungent smell and purple-pink flowers marked with dark blotches on the lower lip. Best separated from similar looking dead-nettles and woundworts by the swelling of the stem just below the leaf node. Flowers from July to September.

Type Seeds per gram Origin Ordering
Grassland annual 600 Breconshire Order this species

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Habitat Information
Common hemp-nettle is a native annual that can be found in two types of habitat; disturbed, open ground (particularly as a weed of broad leaved crops) and closed, moist and shaded sites such as woodland clearings, ditches, river banks and verges. Like most other British annuals Common hemp-nettle requires regular soil disturbance if it is to persist.

Growing Information
Best sown in the autumn as the seed requires a period of chilling to break dormancy.



You can order any quantity of this species from 1g up to 10g. Please contact us if you require more.

nb: 1kg = 1000g, 0.1kg = 100g

Prices include p&p to most mainland destinations, more on delivery charges.


£/1kg -
£/100g -
£/10g £4.00
£/1g £2.00