Sweet Potato

Water

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

Needs about 390 mm of water here in its growing months. Rain in its months gives about 260 mm it can use in a normal year (160 mm in a dry one), and the soil holds about 180 mm from the monsoon at sowing.

Temperature

Grows best at 18–28 °C on average, and survives 10–38 °C.

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

• Oct 26 °C / 19 °C
• Nov 26 °C / 18 °C
• Dec 26 °C / 17 °C
• Jan 26 °C / 17 °C
• Feb 28 °C / 17 °C

Soil

Soil for Sweet Potato: 7 out of 10 (okay).

Not in the score: organic carbon and pH.

• Many fields here are short of nitrogen, which it needs a lot.
• Most fields here are short of sulphur.

Likes pH 5.0–7.0. We have no pH figures for this place.

Money

Yield: about 58 quintals an acre, the typical figure in your state (your district's own figure looked wrong).

Mandi price at last season's harvest (February–March 2026): about ₹3,400 a quintal at mandis in your district.

Prices are usually best in September.

Typical costs are about ₹55,000 an acre: about half of what a usual harvest earns (2024–2026), as in farm cost surveys. They are spent whatever the harvest.