White horehound

Marrubium vulgare

Layer 4 · Herbaceous
Attracts pollinators

Status by region

No restrictions recorded in the lists we checked.

Checked against the European Union list (Regulation 1143/2014) · Portugal's national invasive species list (Decreto-Lei 92/2019).

Information based on the cited sources, not legal advice — always confirm your local rules.

About

Aromatic perennial herb of the mint family, covered with whitish hairs and common in dry and ruderal ground. Its flowers attract bees and various beneficial insects. In the food forest it occupies the herbaceous layer, supporting pollinators and tolerating drought and poor soils well.

It can be planted now — September is one of the best months.

See which trees white horehound grows well with

Pick the central tree on your land and see the full guild.

No account needed.

Needs

Water: Low
Light: Full sun
Size: Herbaceous perennial up to 0.6 m
Mature diameter: 0.4 m
Soils: Sandy, Loam, Limestone
Climates: Hot, dry Mediterranean, Atlantic coast, Inland / Continental

Calendar

January
February
March — Planting
April — Planting
May — Harvest
June — Harvest
July — Harvest
August — Harvest
September — Harvest — Planting
October — Planting
November
December

Harvest
Planting

Medicinal use: Its leaves and flowering tops are traditionally prepared in infusions and syrups due to their expectorant properties in relieving coughs and respiratory problems.

Where to buy

Grows well with

Central trees this plant has already been paired with.

Olive tree

Central trees worth considering

May work well together — same soil and climate, complementary layers. We have not seen this combination in a generated guild yet.

May grow well with

Suggestions worked out from growing conditions — same soil and climate, complementary layers and functions. These are not observed guilds; treat them as a starting point to try on your own land.