Glechoma

Description

Glechoma is a genus of aromatic plants in the mint family, Lamiaceae. The genus comprises two species: Glechoma hederacea and Glechoma hirsuta. The former is commonly known as ground ivy, gill-over-the-ground, creeping charlie, or run-away-robin. The latter is also known as hirsute ground ivy.

Taxonomic Information

Appearance

Glechoma hederacea is a creeping, perennial herb with square stems that can reach up to 50 cm in length. The leaves are round or kidney-shaped, with scalloped edges and a velvety texture. They are arranged opposite each other along the stem and have a distinct minty aroma when crushed. The flowers are small, purple, and bloom in the spring.

Glechoma hirsuta is a similar looking plant but has hairier leaves, stems, and flowers.

Care Guide

Glechoma is a low-maintenance plant that can thrive in various conditions. Here are some tips on how to care for it:

• Water: Glechoma prefers moist soil, so water it regularly to keep the soil evenly moist. However, avoid overwatering as it can cause root rot.
• Fertilization: Glechoma does not require fertilization, but you can apply a slow-release fertilizer in the spring to promote growth.
• Soil: Glechoma prefers well-draining soil that is rich in organic matter. It can grow in a variety of soil types, including sandy or clay soils.
• Sunlight: Glechoma can grow in full sun to partial shade. However, it prefers partial shade in hot climates.
• Hardiness Zones: Glechoma can grow in USDA hardiness zones 4-9.

Common Pests & Diseases

Glechoma is a relatively pest and disease-free plant. However, it can be susceptible to root rot if overwatered. It can also be affected by powdery mildew, which can be treated by removing infected leaves and applying a fungicide if necessary.

Habitat

Glechoma is native to Europe and Asia but has been introduced to other parts of the world, including North America. It can grow in a variety of habitats, including forests, meadows, and along roadsides.

Question and Answer

• Q: Is Glechoma hederacea edible?
• A: Yes, Glechoma hederacea is edible and has been used as a culinary herb for centuries. It has a slightly bitter taste and can be used in salads, soups, and sauces.
• Q: Is Glechoma invasive?
• A: Yes, Glechoma hederacea can be invasive in some areas and can quickly spread through lawns and gardens. It can be controlled by regular mowing or pulling up the plant by hand.
• Q: Can Glechoma be used for medicinal purposes?
• A: Yes, Glechoma has been used in traditional medicine for various purposes, including as a diuretic, expectorant, and wound healer. However, more research is needed to confirm its effectiveness.
• Q: Can Glechoma be grown indoors?
• A: Yes, Glechoma can be grown indoors in a pot with well-draining soil and placed in a bright, indirect light. However, it may require more frequent watering than when grown outdoors.

Related Plants

• Mentha
• Origanum
• Rosmarinus
• Thymus

References

• “Glechoma hederacea L.” Plants of the World Online, Kew Science, accessed 23 Apr. 2021, www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:447430-1.
• “Glechoma hederacea.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281877.
• “Ground Ivy: An Herbalist’s Guide.” Herbal Academy, 2 Mar. 2020, theherbalacademy.com/ground-ivy-an-herbalists-guide/.