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Annual Biennial

Lamium amplexicaule
  • RHS Plants for pollinators

henbit deadnettle

A low-growing, hariy annual about 25cm tall, with soft, finely hairy stems, and rounded, lobed, mid-green leaves to 3m across, and bearing flowers of pink to purple to 2cm long in terminal spikes, from spring onwards

Other common names
greater henbit
henbit
see morelion's snap
marddanhadlen goch gron
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Clay
Sand
Loam
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Pink Purple Green
Summer Pink Purple Green
Autumn Green
Winter
Position
  • Partial shade
Aspect

North–facing or East–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Lamiaceae
Native to GB / Ireland
Yes
Foliage
Deciduous
Habit
Trailing, Clump forming
Genus

Lamium can be annuals or, more usually, perennials, with coarsely toothed ovate leaves and 2-lipped, tubular flowers borne in whorls forming a short spike

Name status

Correct

How to grow

Cultivation

Grow in moist but well-drained soil in part shade. Best in wild or woodland areas, may have the potential to become a nuisance if not managed well

Propagation

Propagate by seed in autumn

Suggested planting locations and garden types
  • Wildflower meadow
  • Wildlife gardens
Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free

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