Trick Herbicide by IIL (Chlorimuron Ethyl 25% WP)
The expert solution for controlling tough broadleaf weeds and sedges in Soybean and Paddy.
Trick (Chlorimuron Ethyl 25% WP) is a powerful, selective systemic herbicide manufactured by Insecticides (India) Limited. Designed specifically for modern farmers, it eliminates the need for expensive manual weeding by targeting weeds at their roots. It is highly effective against stubborn weeds like Commelina (Kena) and Nutsedge (Motha) without harming your Soybean or Paddy crops.
Best for: Farmers looking for a low-dose, high-efficiency solution to protect crop yield during the critical early growth stages.
Why Choose This Product? Key Benefits
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Stops Growth Instantly: Weed growth halts within 24 hours of application, immediately reducing competition for crop nutrients.
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Excellent Crop Safety: Systemically safe for Soybean and Rice due to rapid metabolic detoxification within the crop plant.
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Cost-Effective Dosage: High potency means you only need 15 grams per acre, saving significant money compared to manual labor.
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Quick Rainfastness: Absorbs quickly and becomes rainfast within 4 to 6 hours after spraying.
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Tough Weed Control: Specifically targets difficult broadleaf weeds and sedges (Motha) that other herbicides often miss.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Trick |
| Technical Name | Chlorimuron Ethyl 25% WP |
| IRAC MoA Code | Group B (ALS Inhibitor) |
| Chemical Group | Sulfonylurea |
| Formulation | Wettable Powder (WP) |
| Toxicity Label | Blue / Green (Caution) |
How It Works: Mode of Action
Trick works as a systemic ALS inhibitor. It stops the production of essential amino acids (valine, leucine, isoleucine) that weeds need to build proteins and grow.
- Absorption: The herbicide is rapidly absorbed through both the leaves and roots of the weed.
- Translocation: It moves through the plant's system to the active growing points (meristems).
- Elimination: It inhibits the ALS enzyme. The weed stops growing immediately, turns yellow in 3-5 days, and dies completely within 14-21 days.
Note: Even if weeds look green for a few days after spraying, they have stopped growing and are no longer damaging your crop.
Target Crops & Pests
| Crop | Target Pest(s) |
|---|---|
| Soybean | Broadleaf Weeds: Commelina benghalensis (Kena), Digera arvensis. Sedges: Cyperus rotundus (Motha). |
| Transplanted Rice (Paddy) | Broadleaf weeds and Sedges. |
| Key Limitation | Not effective against established grasses (requires tank mix for grass control). |
Dosage & Application Guide
The Golden Rule: Always follow the "Dose per Acre" for accurate results. Do not overdose, as it may affect the next crop.
Dosage per Acre, Litre, & Pre-Harvest Interval (PHI)
| Crop | Dose (g / Acre) | Water (L / Acre) | Dose (g / Litre) | PHI (Days) |
|---|---|---|---|---|
| Soybean | 15 g | 150 - 200 L | ~0.1 g | 60 Days |
| Paddy | 15 g | 150 - 200 L | ~0.1 g | 60 Days |
*PHI = Pre-Harvest Interval: The minimum number of days to wait between the last spray and harvesting. Note: Dosage is in GRAMS, not ML (this is a powder).
How to Apply: Best Practices
- Timing: Apply 10 to 20 Days After Sowing (DAS), when weeds are at the 2-4 leaf stage. Delayed application reduces results.
- Mixing: Dissolve the 15g sachet in adequate water. Ensure the soil has good moisture before spraying.
- Coverage: Use a Flat Fan or Flood Jet nozzle. Do not use a mist blower with low water volume.
- Safety: Always wear PPE (gloves, mask, goggles). Wash hands thoroughly after use.
Frequently Asked Questions
1. Does Trick kill grass weeds?
No, Trick is primarily for broadleaf weeds and sedges. For grasses, you may need a separate herbicide or a compatible tank mix (consult an agronomist).
2. When is the best time to spray?
The ideal window is 10 to 20 days after sowing. Weeds should be small (2-4 leaves) and actively growing.
3. Can I plant wheat after using Trick?
Yes, but you must wait at least 90-120 days after spraying before planting Wheat. Avoid sensitive crops like Mustard or Sunflower immediately after.
4. What if it rains after spraying?
Trick requires 4 to 6 hours to be fully absorbed. If it rains after this period, the efficacy will remain high.
5. What is the pack size?
It is available in a convenient 15-gram sachet, which is exactly one dose for one acre.
Safety & Disclaimer
Always read and follow the instructions on the official product label. The information provided here is for guidance only. Use personal protective equipment (PPE) during application.

