Sannhemp
Sow in October, harvest around February
Still sowing time: sow by the end of November.
Grown on 12 acres here.
Only with irrigation: rain gives too little of its water to count on
- Doesn't suit: Too dry without irrigation
- Suits: Ideal temperatures
- Suits: Soil 8/10
Why, and how to make it work Hide details
Water
Too dry to grow on rain alone. It would need irrigation.
Needs about 380 mm of water here in its growing months. Rain gives about 50 mm it can use in a normal year, and 30 mm in a dry year.
Temperature
Grows best at 20–30 °C on average, and survives 4–40 °C.
Here, in its growing months (day / night):
- Oct 29 °C / 20 °C
- Nov 28 °C / 19 °C
- Dec 28 °C / 16 °C
- Jan 29 °C / 16 °C
- Feb 32 °C / 18 °C
Soil
Soil for Sannhemp: 8 out of 10 (good).
- The pH here suits it.
- Low nitrogen matters less: it makes its own.
- Many fields here are short of boron, which it needs a lot.
- Most fields here are short of organic carbon.
- Most fields here are short of zinc.
Likes pH 6.0–7.0.
How the soil score worksMoney
Yield: about 12 quintals an acre, the typical figure across India (your district's own figure looked wrong).
Rain gives it too little of the water it needs, so there's no income figure on rain alone: grow it only with irrigation.
No mandi or support price for this crop yet.
How to make it work
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Short of organic carbon Your soil is likely short of organic carbon.
Add 4 tonnes of compost or farmyard manure per acre before sowing, and plough crop leftovers back in instead of burning them.
Ask your Krishi Vigyan Kendra what to add for this crop.
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Short of zinc Your soil is likely short of zinc.
Mix 10 kg of zinc sulphate per acre into the soil before sowing. One dose lasts two or three seasons.
Ask your Krishi Vigyan Kendra what to add for this crop.
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Short of iron Your soil is likely short of iron.
Spray ferrous sulphate, 5 g per litre of water, when young leaves turn yellow.
Ask your Krishi Vigyan Kendra what to add for this crop.
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Short of boron Your soil is likely short of boron.
Mix 4 kg of borax per acre into the soil before sowing.
Ask your Krishi Vigyan Kendra what to add for this crop.