Grass pea

Lathyrus sativus

Layer 4 · Herbaceous
Nitrogen fixer

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

Native to southern Europe and Asia, it is an extremely hardy and drought-resistant annual legume. It is widely cultivated for nitrogen fixation in the soil and improving fertility in arid areas.

See which trees grass pea grows well with

These trees share this species' soil and climate — the pairing is inferred from conditions, not from a guild we have already seen.

No account needed.

Needs

Water: Low
Light: Full sun
Size: Herbaceous up to 0.8 m
Mature diameter: 0.4 m
Soils: Clay, Loam, Sandy, Limestone
Climates: Hot, dry Mediterranean, Inland / Continental

Calendar

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

Harvest
Planting

Medicinal use: The seeds are edible when well cooked, and exclusive and continuous consumption should be avoided.

Where to buy

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.