Lamium

Description

Lamium is a genus of flowering plants that belongs to the mint family, Lamiaceae. It is also commonly known as dead-nettle, and it comprises of about 50 species of annual and perennial herbaceous plants. Most of the species of Lamium are native to Europe and Asia, but some are found in North Africa and North America. They are widely cultivated in gardens around the world due to their attractive foliage and showy flowers.

Taxonomic Information

Appearance

Lamium plants are typically low-growing, spreading or clumping, and have square stems. The leaves are opposite, simple, and usually have a heart-shaped base. They are often variegated, with shades of green, silver, or white. The flowers are tubular, two-lipped, and borne in whorls or spikes. They come in shades of pink, purple, white, or red, and bloom from spring to summer.

Care Guide

Lamium plants are relatively easy to care for and can thrive in a wide range of conditions. Here are some tips on how to care for your Lamium plants:Water: Lamium plants prefer moist, well-drained soil. Water them regularly, especially during dry spells.Fertilization: Lamium plants do not require a lot of fertilizer. Apply a balanced fertilizer once a month during the growing season.Soil: Lamium plants prefer fertile, well-drained soil. They can tolerate a wide range of soil types, but do not like soggy soil.Sunlight: Lamium plants prefer partial shade to full shade. They can tolerate some sun, but too much sun can cause the leaves to scorch.Hardiness Zones: Lamium plants are hardy in USDA zones 4-8.

Common Pests & Diseases

Lamium plants are relatively pest and disease-free. However, they can be susceptible to powdery mildew, especially in humid conditions. To prevent powdery mildew, avoid overhead watering and ensure good air circulation around the plants. Aphids and spider mites can also occasionally infest Lamium plants. Use insecticidal soap or neem oil to control these pests.

Habitat

Lamium plants are native to Europe and Asia, but some species are found in North Africa and North America. They grow in a wide range of habitats, including meadows, woodland edges, and disturbed areas. They prefer moist soils and partial shade to full shade.

Question and Answer

Q: Are Lamium plants toxic to pets?A: Lamium plants are not toxic to pets, but they can cause mild stomach upset if ingested in large amounts.Q: Can Lamium plants be grown in containers?A: Yes, Lamium plants can be grown in containers. Choose a pot with good drainage and use a high-quality potting mix.Q: How often should Lamium plants be pruned?A: Lamium plants do not require regular pruning, but you can trim them back in late summer to encourage bushier growth.Q: How do I propagate Lamium plants?A: Lamium plants can be propagated by division, stem cuttings, or seed. Division is the easiest method and should be done in early spring or fall.

Related Plants

Here are some related plants to Lamium:

• Mentha
• Nepeta
• Salvia
• Stachys

References

• “Lamium.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=287003.
• “Lamium.” The Spruce, www.thespruce.com/lamium-plants-2132406.
• “Dead Nettle.” Royal Horticultural Society, www.rhs.org.uk/plants/17317/lamium-album/details.