Source: California Invasive Plant Council

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Marrubium vulgare (white horehound)

Marrubium vulgare
Marrubium vulgare
Photo courtesy Joseph DiTomaso

Marrubium vulgare (white horehound) is a perennial shrub/forb/herb (family Lamiaceae). This plant is found heavily populating disturbed places throughout California in grasslands scrub and riparian areas. It has mostly minor impact on native species.

Cal-IPC Inventory rating: Limited

Cal-IPC Resources on Marrubium vulgare

Cal-IPC News Articles

  • Perala, C., D. A. Hoover, et al. (1993). Control of exotic plants in an herbaceous understory. CalEPPC News. 1: 4-6.

Cal-IPC Symposium Proceedings

  • None for this species.

Other Resources on Marrubium vulgare