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Nyimo beans

Vigna subterranea

Bambara groundnut, Bambara-bean, Jugo beans, Congo goober, Earth pea, Ground-bean, Hog-peanut (Eng.)

Bambara-bean is grown for the nuts it ripens in pods underground, much like the peanut. They can be eaten fresh or boiled after drying. Bambara groundnut is the third most important grain legume in semi-arid Africa.

Planning

Difficulty
Easy
Fruiting time
Summer, Autumn

Harvesting

The growth cycle is between 90–170 days, about 120–150 days to pod maturity under optimal conditions . Flowers appear 40–60 days after planting, 30 days after pollination the pod reaches maturity and during another 55 days the seeds fully develop. Every 30 days they are produced again.

Propagation

Seed
Sow seed in early summer (Oct / Nov) 10-15cm apart, on average 5cm deep, germination is 7-15 days. Shell seeds before planting.

Special features

Crop rotation
Improves soil fertility for neighbouring plants by fixing nitrogen into the soil. Plant after heavy feeders like egg-plant or tomatoes and before light feeders like salads.

Geography

Origin
West Africa

Environment

Light
Full Sun
Soil moisture
Dry
Soil type
Loam, Sand
Soil PH preference
Acid, Neutral
Frost hardiness
Half-Hardy

Uses

Edible
Seeds are used for food and beverage because of their high protein content, eaten as a snack, roasted and salted, or as a meal, boiled similar to other beans.

Personality

Family
Fabaceae
Flower colour
Pink-purple
Scent
Mild

Problems

Susceptible to Leaf spot, Powdery mildew, Wilt, Leaf blotch and Stem rot, also Aphids, Bruchids, Leaf hoppers, Termites, Root-knot nematodes, Rodents and Parasitic plants

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