Free tool · CIB&RC major uses
✓ CIB&RC list up to 30 September 2026 · checked 24 October 2026
Fungicides approved for watermelon in India
Every fungicide registered for watermelon in the official CIB&RC list of major uses: the disease, the dose per hectare, the water and the waiting period before harvest.
Fungicides (single ingredient)
4 uses · chemical| Product (as registered) | Disease | a.i. /ha | Product /ha | Water L/ha | Waiting days |
|---|---|---|---|---|---|
| Bupirimate 26.7% w/w EC | Powdery mildew | 500 | 2000 | 500 | 07 |
| Chlorothalonil 75% WP | Downy mildew and Leaf spot | 1.5 g a.i./Ltr. | 2.0 g/Ltr. | 500 | 3 |
| Mandipropamid 23.4% SC | Downy Mildew⚠ As printed (“100 g/a.i./L”); 400 ml/ha of a 23.4% SC is about 100 g a.i. per hectare, or 0.2 g per litre. | 100 g/a.i./L or 0.2 g a.i./L | 400 ml/ha or 0.8 ml/L | 500 | 10 |
| Tetraconazole 3.8% w/w EW | powdery mildew | 40 | 1000 | 500 | 12 |
Combination products
1 use · two or more active ingredients| Product (as registered) | Disease | a.i. /ha | Product /ha | Water L/ha | Waiting days |
|---|---|---|---|---|---|
| Azoxystrobin 4.8% w/w + Chlorothalonil 40% w/w SC | Leaf spot, downy mildew and powdery mildew | 1.344 (0.144+1.2) | 3.0 | 500 | 5 |
Doses per hectare as listed: a.i. and product in grams or ml unless a unit is shown (kg, litres, %), water in litres. Waiting period = days from the last application to harvest. Where the list names the crop with a method (for example “seed treatment” or “nursery”), it is shown under the product. Values exactly as listed.
Fungicides for watermelon: short answers
Which fungicides are approved for powdery mildew in watermelon?
The CIB&RC list of major uses gives 3 products for powdery mildew on watermelon: Azoxystrobin 4.8% w/w + Chlorothalonil 40% w/w SC; Bupirimate 26.7% w/w EC; Tetraconazole 3.8% w/w EW. Check the dose and waiting period in the tables, and the approved label of the product you buy.
Which fungicides are approved for downy mildew in watermelon?
The CIB&RC list of major uses gives 3 products for downy mildew on watermelon: Azoxystrobin 4.8% w/w + Chlorothalonil 40% w/w SC; Chlorothalonil 75% WP; Mandipropamid 23.4% SC. Check the dose and waiting period in the tables, and the approved label of the product you buy.
Which fungicides are approved for leaf spot in watermelon?
The CIB&RC list of major uses gives 2 products for leaf spot on watermelon: Azoxystrobin 4.8% w/w + Chlorothalonil 40% w/w SC; Chlorothalonil 75% WP. Check the dose and waiting period in the tables, and the approved label of the product you buy.
What is the waiting period for fungicides on watermelon?
Among the fungicides listed for watermelon, the waiting period between the last application and harvest ranges from 3 to 12 days. The shortest, 3 days, is for Chlorothalonil 75% WP. Always follow the waiting period on the label.
Is the CIB&RC list the final word on what I can use on watermelon?
No. The list says it is compiled for guidance, not for legal purposes. Use a product only for the crops and uses on its approved label and leaflet, at the label dose, and check that it is not banned or restricted.
Fungicides by crop
Sources: Central Insecticides Board and Registration Committee, Directorate of Plant Protection, Quarantine and Storage: Major uses of pesticides (registered under the Insecticides Act, 1968), Fungicides, up to 30.09.2026, based on certificates issued. The lists say: “The document has been compiled on the basis of available information for guidance and not for legal purposes.” NanoKheti is not a government body. Also from NanoKheti: Pesticide label checklist · Pesticide licence guide · Insecticides Act made simple.