| Scientific Name: | Lamium purpureum |
| Common Name: | purple deadnettle |
| Family Name: | Lamiaceae |
| Origin: | Central / west Asia, Europe |
| Hardiness Zone: | Zone 4: (-34 to -29 °C) |
| Plant Type: | Annual (true), Invasive plant |
| Mature Size: | 0.4 - 0.7m x 0.6 - 1.0m (height x width) |
| Habit: | Spreading |
| Form: | Creeping / Mat-like |
| Texture: | Medium - fine |
| Landscape Uses: | Container planting |
| Exposure: | Part sun/part shade, Filtered shade, Deep shade |
| Soil or Media: | Humus rich, Well-drained |
| Leaves: | Simple, Opposite, Soft flexible, Heavily veined, Pinnate venation, Rugose, Pubescent, Deltoid, Ovate, Rhomboidal, Ciliate, Dentate |
| Flowers: | Verticillaster, Violet, Purple, Pink, Apr-May-Jun |
| Fruit: | Schizocarp, Brown, Jun-Jul |
| Key ID Features: | |
| Invasive weed; leaves opposite, most ovate, 2-4cm long x 1.5-3cm wide, toothed, pubescent; flowers pink to violet-purple in whorls. | |