Lablab Bean (Sem)

Water

Rain is enough in a normal year. Keep one irrigation ready for a dry year.

Needs about 430 mm of water here in its growing months. Rain in its months gives about 220 mm it can use in a normal year (140 mm in a dry one), and the soil holds about 200 mm from the monsoon at sowing.

Temperature

Grows best at 18–32 °C on average, and survives 3–38 °C.

Here, in its growing months (day / night):

• Nov 25 °C / 14 °C
• Dec 21 °C / 11 °C (outside its best range)
• Jan 20 °C / 9 °C (outside its best range)
• Feb 22 °C / 12 °C (outside its best range)
• Mar 25 °C / 16 °C
• Apr 27 °C / 19 °C

Months in orange are outside its best range.

Soil

Soil for Lablab Bean (Sem): 9 out of 10 (good).

• The pH here suits it, though not most crops.
• Low nitrogen matters less: it makes its own.
• Many fields here are short of potassium, which it needs a lot.

Likes pH 5.0–7.5.

Money

No yield records for this crop yet.

Mandi price at last season's harvest (April–May 2026): about ₹5,068 a quintal across India's mandis.

Prices are usually best in June.