Lablab Bean

Vine

Lablab Bean

Lablab purpureus

Also known as: Hyacinth Bean, Indian Bean, Bonavist Bean, Dolichos Bean, Seim Bean, Egyptian Kidney Bean, Bataw, Australian Pea

Vine Fabaceae EdibleNitrogen FixerGround CoverAnimal FodderPollinatorMulcher
Hardiness Zone
10-11
Ideal Temp
65–85°F
Survives Down To
40°F
Life Cycle
Perennial

Lablab Bean (*Lablab purpureus*) is a fast-growing, twining perennial vine native to sub-Saharan Africa. It can reach lengths of up to 6 meters (20 feet) and is known for its attractive purple-tinged, trifoliate leaves. The plant produces fragrant, pea-like flowers that are typically bright rose-purple, followed by flat, glossy, ruby-purple seed pods up to 15 centimeters (6 inches) long. Young immature pods can be cooked and eaten, while mature seeds require proper preparation to remove toxins. ✂️🫘 Methods to Propagate: Propagation is primarily through seeds. Sow seeds directly into the soil after the danger of frost has passed, planting them about 2.5 centimeters (1 inch) deep. Inoculating seeds with rhizobium bacteria can enhance nitrogen fixation and promote healthier growth. 🌞💧 Sun and Water Requirements: Lablab Bean thrives in full sun, requiring at least 6 to 8 hours of direct sunlight daily. It prefers well-drained soils and is tolerant of a range of soil types, from sandy to clay, with a pH between 4.5 and 7.5. Once established, it is relatively drought-tolerant but benefits from regular watering to maintain consistent soil moisture. 🧑‍🌾👩‍🌾 When to Harvest: Harvest young pods when they are tender, typically 2 to 3 weeks after flowering. Mature seeds can be collected once the pods have dried on the vine. Ensure proper preparation of mature seeds before consumption to eliminate potential toxins.

Good Neighbors
  • Corn
  • Millet
  • Sorghum
Cautions
  • Onion
  • Garlic
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Banded Cucumber Beetle
Diabrotica balteata
Bean Aphid
Aphis fabae
Bean Leaf Beetle
Cerotoma trifurcata
Bean Weevil
Acanthoscelides obtectus
Brown Marmorated Stink Bug
Halyomorpha halys
Corn Earworm
Helicoverpa zea
Cowpea Curculio
Chalcodermus aeneus
Fall Armyworm
Spodoptera frugiperda
Flea Beetles
Alticini
Fusarium Wilt
Fusarium oxysporum
Ganoderma Butt Rot
Ganoderma spp.
Harlequin Ladybird
Harmonia axyridis
Kudzu Bug
Megacopta cribraria
Leafhoppers
Cicadellidae
Locust Borer
Megacyllene robiniae
Locust Leaf Miner
Odontota dorsalis
Lubber Grasshopper
Romalea microptera
Pea Moth
Cydia nigricana
Pea Weevil
Bruchus pisorum
Pythium Root Rot
Pythium spp.
Reniform Nematode
Rotylenchulus reniformis
Root Aphid
Pemphigus spp.
Soybean Looper
Chrysodeixis includens
Spittlebugs
Cercopidae
Spotted Cucumber Beetle
Diabrotica undecimpunctata howardi
Stink Bug
Pentatomidae
Striped Cucumber Beetle
Acalymma vittatum
Velvetbean Caterpillar
Anticarsia gemmatalis
White Rot
Sclerotinia sclerotiorum