Sweet Potato

Water

Rain falls about 7 irrigations (5 cm each) short in a normal year, so it's risky without water.

Needs about 540 mm of water here in its growing months. Rain gives about 230 mm it can use in a normal year, and 150 mm in a dry year.

Temperature

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

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

• Jun 39 °C / 27 °C (outside its best range)
• Jul 35 °C / 27 °C (outside its best range)
• Aug 34 °C / 26 °C (outside its best range)
• Sep 33 °C / 24 °C (outside its best range)
• Oct 32 °C / 18 °C

Months in orange are outside its best range.

Soil

Soil for Sweet Potato: 8 out of 10 (good).

Not in the score: nitrogen.

• The pH here suits it.
• Salt in the soil here can harm it.
• Many fields here are short of potassium, which it needs a lot.
• Most fields here are short of boron.

Likes pH 5.0–7.0.

Money

Yield: about 44 quintals an acre, the typical figure in your state (no recent yield figures for your district).

Rain gives it too little of the water it needs, so there's no income figure on rain alone: grow it only with irrigation.

Mandi price at this season's harvest so far (October–November 2026): about ₹4,250 a quintal across mandis in your state.

This week: about ₹4,000 a quintal, the middle of 9 mandis in your state (latest 13 Nov).

Prices are usually best in October.

Typical costs are about ₹59,000 an acre: about half of what a usual harvest earns (2023–2025), as in farm cost surveys. They are spent whatever the harvest.