Fungicides approved for onion in India

Every fungicide registered for onion (pyaz) in the official CIB&RC list of major uses: the disease, the dose per hectare, the water and the waiting period before harvest.

7single-ingredient fungicides

14combination products

7days: the shortest waiting period listed

22crop and disease uses in the list

From the CIB&RC list of major uses: fungicides up to 30 September 2026. Guidance, not legal advice: use a product only as its approved label says, and check it is not banned or restricted.

No match. Try another disease name, or check the combination table.

Fungicides (single ingredient)

8 uses · chemical

Product (as registered)	Disease	a.i. /ha	Product /ha	Water L/ha	Waiting days
Difenoconazole 25% EC	Purple blotch	0.025%or 25 g/100 ltr. water	0.1%or 100 ml/100 ltr..water.	500	20
Kitazin 48% EC	Purple blotch⚠ As printed; 0.20% is 200 ml in 100 litres of water, not in 200 litres.	0.10% or100 Gram in 100lit. Of water	0.20%or 200mlin 200lt. of water	As required depending upon crop stage and plant protection equipment used	63
Metiram 70%WG	Purple Blotch and Stemphylium	875-1050	1250-1500	500	7
Tebuconazole 25.9%EC	Purple blotch	0.1563- 0.1875	0.625-0.750	500	21
Tebuconazole 25% WG	Purple blotch⚠ As printed; 0.1875 a.i. of a 25% WG needs 0.750 of product (as in the wheat and cumin rows), not 0.1875.	0.1875	0.1875	500	10
Tebuconazole 38.39% w/w SC	Purple blotch and Stemphylium blight	189.2 to 215	440-500	375-500	43
Zineb 75%WP	Downy mildew	1.125- 1.5KG	1.5-2KG	750-1000 Lt	–
Zineb 75%WP	Blight	1.125- 1.5 KG	1.5-2KG	750-1000 Lt	–

Combination products

14 uses · two or more active ingredients

Product (as registered)	Disease	a.i. /ha	Product /ha	Water L/ha	Waiting days
Azoxystrobin 18.2% + Difenoconazole 11.4% w/w SC	Purple blotch, Stemphylium blight and Downy mildew	0.03% or 0.3 g/l	0.1% or 1 ml / Litre water	500	7
Azoxystrobin 8.3% + Mancozeb 66.7% WG	Stemphylium blight, Purple blotch and Downy mildew	124.5+1000	1500	500	42
Azoxystrobin 11% + Tebuconazole 18.3% w/w SC	Purple blotch	82.5+137.25	750	800	7
Boscalid 25.2%+Pyraclostrobin12.8%WG	Purple blotch, Stemphylum blight	190	500	500	24
Carbendazim 25%+ Mancozeb 50% WS	Damping-off	7.5+15	30	10	–
Difenoconazole 4.8% + Mancozeb 64% WP	Purple blotch and Downey Mildew	84+1120-96+1280	1750-2000	500	20
Fluopicolide 5.56% w/w + Propamocarb Hydrochloride 55.6% w/w SC	Downy mildew and purple blotch	62.5 + 625 to 78.1 + 781.3 g	1000 to 1250 ml	375 – 500 L	25
Fluopyram17.7% w/w+Tebuconazole 17.7%w/w SC	Post-harvest Diseases (Black mold and neck rot)	75+75	375	500	30
Fluopyram 21.37% w/w + Trifloxystrobin 21.37% w/w SC	Purple blotch	125+125 - 150 + 150	500-600	500	30
Fluxapyroxad 250g/l + Pyraclostrobin 250g/l SC	Purple blotch	125	250	500	10
Metalaxyl M 3.3%+ Chlorothalonil 33.1% SC	Downy Mildew and Purple blotch and Stemphylium Leaf Blight	0.73 g/l of water	2 ml/l of water	500	10
Metiram 55% + Pyraclostrobin 5% WG	Purple blotch	900-1050	1500-1750	500	16
Picoxystrobin 7.05% + Propiconazole 11.71% SC	Purple Blotch (Alternaria porii)	200	1000	500	30
Tebuconazole 50% + Trifloxystrobin 25% WG	Purple blotch	150+75	300	500	29

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.

Questions

Fungicides for onion: short answers

Which fungicides are approved for downy mildew in onion?

The CIB&RC list of major uses gives 6 products for downy mildew on onion: Azoxystrobin 18.2% + Difenoconazole 11.4% w/w SC; Azoxystrobin 8.3% + Mancozeb 66.7% WG; Difenoconazole 4.8% + Mancozeb 64% WP; Fluopicolide 5.56% w/w + Propamocarb Hydrochloride 55.6% w/w SC; Metalaxyl M 3.3%+ Chlorothalonil 33.1% SC; Zineb 75%WP. Check the dose and waiting period in the tables, and the approved label of the product you buy.

Which fungicides are approved for other blights in onion?

The CIB&RC list of major uses gives 5 products for other blights on onion: Azoxystrobin 18.2% + Difenoconazole 11.4% w/w SC; Azoxystrobin 8.3% + Mancozeb 66.7% WG; Boscalid 25.2%+Pyraclostrobin12.8%WG; Tebuconazole 38.39% w/w SC; Zineb 75%WP. Check the dose and waiting period in the tables, and the approved label of the product you buy.

Which fungicides are approved for damping off in onion?

The CIB&RC list of major uses gives 1 product for damping off on onion: Carbendazim 25%+ Mancozeb 50% WS. 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 onion?

Among the fungicides listed for onion, the waiting period between the last application and harvest ranges from 7 to 63 days. The shortest, 7 days, is for Azoxystrobin 11% + Tebuconazole 18.3% w/w SC; Azoxystrobin 18.2% + Difenoconazole 11.4% w/w SC; Metiram 70%WG. Always follow the waiting period on the label.

Is the CIB&RC list the final word on what I can use on onion?

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.

Other crops

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.