Why Cotton Needs Calcium
Calcium is an essential nutrient for Cotton growth and development. Calcium deficiency causes serious post-harvest losses. Blossom end rot costs Indian tomato farmers crores annually.
In India, Calcium Deficiency is particularly common in Cotton grown in Maharashtra, Gujarat, Telangana, Punjab due to specific soil conditions in these regions.
Visual Symptoms of Calcium Deficiency in Cotton
🔍 What to look for in your Cotton field:
Soil Causes of Calcium Deficiency in Cotton
Calcium Deficiency in Cotton is commonly caused by: Acidic soils, irregular irrigation, high ammonium nitrogen
A soil test is the most reliable way to confirm Calcium deficiency. Use SoilPro's NPK Calculator to get fertilizer recommendations based on your soil test values.
How to Correct Calcium Deficiency in Cotton
| Product | Application Method | Dose | Timing |
|---|---|---|---|
| Calcium Nitrate 15.5-0-0 (foliar) | Foliar spray | foliar | Vegetative stage |
| Calcium Chloride foliar | Foliar spray | As per label | Vegetative stage |
| Gypsum soil application | Foliar spray | As per label | Pre-sowing |
Frequently Asked Questions
What are the symptoms of Calcium Deficiency in Cotton?
tip burn in lettuce/cabbage, blossom end rot in tomato/pepper, bitter pit in apple, stunted roots
How quickly can I fix Calcium Deficiency in Cotton?
Foliar sprays show improvement in 7-10 days. Soil applications take 2-3 weeks. Severe deficiency may need 2-3 foliar sprays at weekly intervals.
Does Calcium Deficiency affect Cotton yield?
Yes significantly. Calcium deficiency reduces Cotton yield by 20-50% depending on severity. It also reduces fruit/grain quality.
Which soil test should I do for Cotton?
Test for pH, EC, N, P, K, Zn, Fe, Mn, B, and organic carbon. SoilPro can interpret any soil test report and give crop-specific recommendations.