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Hyacinth bean

Lablab purpureus
Edible value7Medicinal value2Other uses5
perennial2×3.5 mzone 9–11full sun🍎 Edible

Will it grow where I live?

Hyacinth bean is not winter-hardy in Central Europe (zone 9): outdoors from spring to autumn only, otherwise a container plant overwintered frost-free. The summer heat it needs to ripen is out of reach outdoors in Central Europe – greenhouse or conservatory.

Or check it for your location right here:

Winter hardiness by USDA zone, summer warmth by heat sum – the same values the app and the plant finder use.

Profile

Family
Fabaceae
Habit
perennial
Height
2 m
Spread
3.5 m
Growth
medium
Lifespan
3 years
First yield
after 1 year
Hardiness
zone 9–11
Shade tolerance
full sun
Soil
Sand, Silt, Loam
Soil moisture
moist – very wet
pH
5 – 7.5

Uses

Edible7 of 10
Medicinal2 of 10
Other uses5 of 10

Frequently asked questions

Hyacinth bean: how big does it get?

Hyacinth bean (Lablab purpureus) grows as a perennial and reaches roughly 2 m in height when mature, with a spread of about 3.5 m. Growth is medium.

Hyacinth bean: what site does it need?

Hyacinth bean tolerates full sun. Suitable soils are Sand, Silt, Loam. Soil moisture should be in the range moist – very wet. The pH may lie between 5 and 7.5.

Hyacinth bean: is it hardy?

Hyacinth bean is listed as hardy in zone 9–11 and survives normal winters outdoors there.

Hyacinth bean: will it grow in Central Europe?

Hyacinth bean is not winter-hardy in Central Europe (zone 9): outdoors from spring to autumn only, otherwise a container plant overwintered frost-free. The summer heat it needs to ripen is out of reach outdoors in Central Europe – greenhouse or conservatory.

Hyacinth bean: is it poisonous?

No toxicity is recorded for Hyacinth bean. With wild plants, never rely on a database alone — only on a confident identification.

Hyacinth bean: what is it used for?

Rated on a scale up to 10: Edible 7/10, Medicinal 2/10, Other uses 5/10.

Community experience

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