Plant

Pigeon pea

Cajanus cajan

Also known as: Cajanus cajan, toor dal, arhar, tur, gandules

A perennial woody legume cultivated as an annual across the tropics, one of the most important pulses of India and a backbone of rainfed semi-arid agriculture. Domesticated in the Indian subcontinent at least 3,500 years ago. Deep taproot and drought tolerance make it a resilient crop on marginal soils where few other pulses thrive; nitrogen-fixing and often intercropped with cereals. *Toor dal* (split pigeon pea) is the foundation of South Indian *sambar* and countless other dishes; the green seeds, *gandules*, are central to Caribbean cooking.

Scientific

Cajanus cajan is in family Fabaceae. Technically a short-lived perennial shrub 1–4 m tall, though most cultivation grows it as an annual or biennial. Trifoliate leaves, yellow or yellow-and-red flowers, flat pods containing 2–9 seeds that range from cream to brown to nearly black depending on cultivar. The deep taproot (down to 2 m) accesses soil moisture and nutrients unavailable to shallower crops, which is why pigeon pea persists in dryland farming systems where annual pulses fail. Fixes atmospheric nitrogen abundantly via root nodules; widely intercropped with sorghum, millet, and maize.

Cultural

The plant was domesticated in India — archaeological evidence places cultivation in the Indian subcontinent by 3,500+ years ago, with secondary domestication centers in eastern Africa. Toor dal is the most-consumed pulse in southern and western India by some measures; sambar, dal fry, puran poli, and dozens of other dishes depend on it. Carried by enslaved Africans to the Caribbean during the colonial period, the green immature seeds became gandules — central to Puerto Rican arroz con gandules, the Trinidadian Christmas pelau, and Jamaican rice-and-peas variants. Across East and Southern Africa, pigeon pea is a household pulse and a key dryland crop.

Global production

India is by far the largest producer (~70% of global output) and largest consumer. Myanmar, Malawi, Tanzania, Kenya, Uganda, Mozambique, and the Dominican Republic follow. The crop is critical to smallholder farming in semi-arid Africa, where ICRISAT-bred shorter-season varieties have been a focus of agricultural development since the 1980s.

Sources

ICRISAT — pigeon pea research and breeding
FAO pulse statistics
Wikipedia — Pigeon pea

A plant entry in the 0mn1.one [[directory]].

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Practical

produces

DSM Ramganga Organic Farm NPOP scope: major crop certified
Kalinga Agro Grower Group, Udaipur NPOP scope: major crop certified

2 inbound links · 3 outbound