Rubber

Water

Rain falls about 11 irrigations (5 cm each) short in a normal year, so it's risky without water.

Needs about 1,270 mm of water here in its growing months. Rain gives about 770 mm it can use in a normal year, and 610 mm in a dry year.

Temperature

Grows best at 24–33 °C on average, and survives 10–45 °C.

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

• Jun 32 °C / 21 °C
• Jul 28 °C / 21 °C
• Aug 27 °C / 21 °C (outside its best range)
• Sep 27 °C / 19 °C (outside its best range)
• Oct 25 °C / 15 °C (outside its best range)
• Nov 21 °C / 10 °C (outside its best range)
• Dec 17 °C / 6 °C (outside its best range)
• Jan 15 °C / 5 °C (outside its best range)
• Feb 18 °C / 8 °C (outside its best range)
• Mar 23 °C / 11 °C (outside its best range)
• Apr 29 °C / 16 °C (outside its best range)
• May 32 °C / 20 °C
• Jun 32 °C / 21 °C

Nights in December can bring frost. When frost is forecast, water the field lightly in the evening.

Soil

Soil for Rubber: 8 out of 10 (good).

Not in the score: nitrogen, organic carbon, sulphur and boron.

• Soil here is often more alkaline than it likes.

Likes pH 4.5–6.0.

Money

A new planting gives its first real harvest after about 7 years. The money here is for plants already bearing.

No yield records for this crop yet.

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 through the year (December 2025–November 2026): about ₹22,663 a quintal across India's mandis.

This week: about ₹28,300 a quintal, the middle of 5 mandis across India (latest 13 Nov).

Prices are usually best in November.