Seaweed (Sargassum wightii) extract 35% (Powder)
A seaweed extract biostimulant in powder form, notified under FCO Schedule VI. Key notified measures: Alginic acid ≥ 2 % w/w; Total dissolved solids ≥ 33 % w/w. Notified for chilli.
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Composition
As notified in the Gazette, ingredient by ingredient.
| Ingredient | Content | Limit | |
|---|---|---|---|
| i | Seaweed (Sargassum wightii) extract per cent. by weight, minimum | 35% w/w | Minimum |
| ii | Bentonite per cent. by weight | QS% w/w | Exact / specified |
| iii | Total (per cent.) | 100 | Exact / specified |
Specifications (label claims)
The parameters a sample must meet, with the Part D method used to test each one.
| Parameter | Notified value | Test method | |
|---|---|---|---|
| i | Alginic acid per cent. by weight, minimum | 2% w/w | Method 7: Detection and quantification of alginic acid |
| ii | Total dissolved solids per cent. by weight, minimum | 33% w/w | Estimation of TDS/TSS |
| iii | Total organic carbon per cent. by weight, minimum | 25% w/w | Method 4: Estimation of organic matter and organic carbon |
| iv | pH (1% aqueous solution) | 9-10pH | Method 1: Estimation of pH |
| v | Bulk density (gram/cc) | 0.8-0.9Density | Method 3: Estimation of bulk density |
| vi | Solubility per cent. by weight, minimum | 75% w/w | Method 5: Estimation of water solubility |
Tolerance (Schedule VI Part B, S.O. 3922(E)): Seaweed Extract: Ascophyllum nodosum, Sargassum, Kappaphycus, Gracilaria and Ulva: 5% of the specified value of active ingredients or the tracer molecule.
Crops and doses
The Gazette wording is what counts; per-acre figures use 1 hectare = 2.47105 acres.
| Crop | Gazette dose | Per acre, each application | Per acre, season |
|---|---|---|---|
| Chilli | Three foliar applications at 200 g/ha | 80.9 g | 243 g |
Label for this product
The front and back label of Seaweed (Sargassum wightii) extract 35% (Powder) with your company's details: the heading word, the notified composition, specifications, crops and doses, net quantity, MRP, batch, licence number and customer care, in the format the Order asks for. One PDF for your licence file and your designer.
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Notification history
- 13 Aug 2025S.O. 3742(E): entry inserted
Official notifications: Ministry of Agriculture & Farmers Welfare, biostimulant circulars.
Before you buy or stock it
- Check that the product name, composition and crop on the pack match this page.
- Use only the notified dose for your crop; the calculator converts it to your area.
- Ask the seller for the batch number and expiry date, and keep the bill.
Questions about your crop? Ask our agri expert on WhatsApp.
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Consolidated by NanoKheti from the Gazette of India notifications under Schedule VI of the Fertiliser (Inorganic, Organic or Mixed) (Control) Order, 1985, for reference. The Gazette text is authoritative; this page is not legal advice. Check the notification before labelling, licensing or buying. Covers notifications up to S.O. 1574(E) (25 Mar 2026); checked for later Schedule VI changes on 19 October 2026. Questions? Ask our agri expert on WhatsApp.