Sweet potato

Ipomoea batatas

Layer 6 · Roots
Edible companion

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

Perennial plant cultivated as an annual, native to the tropical regions of South America. It produces sweet and nutritious tubers while its vines efficiently cover the ground. Excellent crop for the underground layer and ground cover in summer.

It is harvested now — September is one of the harvest months.

See which trees sweet potato 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.

Cork oak

No account needed.

Needs

Water: Medium
Light: Full sun
Size: Creeping herbaceous up to 0.3 m
Mature diameter: 1.5 m
Soils: Loam, Sandy
Climates: Hot, dry Mediterranean, Atlantic coast

Calendar

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

Harvest
Planting

Medicinal use: The tubers and young leaves are edible and very rich in vitamins and starch.

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.

Cork oak

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.