Soft Gray-Green Leaves
Features textured, softly hairy leaves with a distinctive aromatic fragrance.
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White Horehound, scientifically known as Marrubium vulgare, is a perennial herb valued for its aromatic, gray-green foliage and traditional herbal uses. It produces small white flowers arranged in clusters around its stems and grows well in sunny herb gardens, borders, and dry garden areas. This hardy herb is known for its drought tolerance and ability to grow in well-drained soil.
Features textured, softly hairy leaves with a distinctive aromatic fragrance.
Produces clusters of tiny white flowers along upright stems during the flowering season.
Established plants tolerate relatively dry conditions and prefer well-drained soil.
A traditional culinary and herbal garden plant valued for its aromatic leaves.
| Scientific Name | Marrubium vulgare |
| Common Name | White Horehound; Common Horehound |
| Plant Family | Lamiaceae |
| Seed Type | Herb Seeds |
| Growth Habit | Upright, clump-forming perennial herb |
| Flower Color | White |
| Foliage Color | Gray-green |
| USDA Hardiness Zones | 4–8 |
| Planting Season | Spring after frost or early fall in suitable climates |
| Seed Starting | Start indoors or direct sow in prepared soil; cover seeds lightly |
| Germination Time | Approximately 14–28 days under suitable conditions |
| Sunlight | Full sun |
| Soil Requirements | Well-drained, moderately fertile soil |
| Watering | Moderate during establishment; limited watering once established |
| Blooming Season | Summer |
| Mature Plant Size | Approximately 12–24 inches tall |
| Plant Spacing | 12–18 inches |
White Horehound adds distinctive aromatic foliage and delicate white flowers to herb gardens and sunny landscapes. Its hardy growth habit and tolerance of dry conditions make it a useful addition to suitable herb and cottage gardens.
Find helpful information about White Horehound seeds, plant growth, traditional uses, and cultivation.
White Horehound has a long history of traditional herbal use, particularly in herbal preparations and horehound candies. Its aromatic leaves are valued in traditional herb gardens. Traditional uses should not be considered proven medical treatments.
White Horehound generally flowers during its second growing season when established from seed, although timing can vary with climate and growing conditions. Provide full sunlight, well-drained soil, and suitable moisture to encourage healthy growth.
Yes. White Horehound can grow in containers with adequate drainage and sufficient space for its roots. Use a well-draining potting mix, place the container in full sunlight, and avoid excessive watering. Trim the plant when necessary to maintain a compact shape.