
Pegasus Diafenthiuron Insecticide - Long-Lasting Pest Control - 250 gms
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Syngenta Pegasus Insecticide (Diafenthiuron 50% WP)
The "Vapor Action" Specialist for Resistant Whiteflies, Mites & Aphids.
Pegasus is a unique broad-spectrum insecticide and miticide known for its powerful "Vapor Action." It turns into a gas after spraying, penetrating dense foliage to kill pests hiding on the undersides of leaves. It stops pests from feeding immediately, causing a "Hidden Knockdown" effect where they starve to death over 3-4 days. It is the gold standard for controlling Whitefly in Cotton and Mites in Chilli.
Best For: Cotton (Whitefly/Jassids), Chilli (Mites/Murda), and Cabbage (DBM).
Why Choose This Product? Key Benefits
- ?️Vapor Action (Fumigant): After spraying, the chemical releases vapors that reach pests hiding in flower buds and curled leaves where direct spray cannot reach.
- ?Translaminar Movement: It penetrates the leaf surface and moves to the bottom side (abaxial), killing aphids and whiteflies that colonize underneath.
- ?Ovicidal Power: It kills insect eggs, preventing the next generation of pests from hatching. This breaks the reproductive cycle of Whiteflies.
- ?Energy Blockade: It attacks the pest's energy production (Mitochondria), causing instant paralysis and feeding cessation (Hidden Knockdown).
- ?️Effective Miticide: One of the few insecticides that also controls Red Spider Mites and Yellow Mites effectively, saving the cost of a separate spray.
Technical Specifications
| Parameter | Details |
|---|---|
| Brand Name | Pegasus |
| Technical Name | Diafenthiuron 50% WP |
| IRAC MoA Code | Group 12A (ATP Synthase Inhibitor) |
| Chemical Group | Thiourea |
| Formulation | Wettable Powder (WP) |
| Toxicity Label | ? Blue (Moderately Toxic) |
How It Works: Mode of Action
Pegasus works as a "Pro-Insecticide" that gets activated by sunlight.
- Photo-Activation: When sprayed, the active ingredient reacts with UV light (sunlight) on the leaf surface and converts into a toxic carbodiimide compound.
- Energy Cut-Off: This activated compound blocks the mitochondria (powerhouse) of the insect cells. The pest runs out of ATP (energy).
- Hidden Knockdown: The pest becomes paralyzed immediately and stops eating. It may stay on the leaf looking alive, but it is harmless and will die of starvation in 3-4 days.
Important: Because it needs sunlight to activate, it is best sprayed on bright, sunny days (early morning).
Target Crops & Pests
| Crop | Target Pest(s) |
|---|---|
| Cotton | Whitefly, Jassids, Aphids, Thrips |
| Chilli | Yellow Mites (Murda), Aphids |
| Cabbage / Cauliflower | Diamondback Moth (DBM) |
| Cardamom | Thrips, Capsule Borer |
Dosage & Application Guide
The Golden Rule: The standard dose is the 250g Pack per Acre. Do not underdose, as it may lead to resistance.
Dosage per Acre, Pump, & Pre-Harvest Interval (PHI)
| Crop | Dose (g / Acre) | Water (L / Acre) | Dose (g / 15L Pump) | PHI (Days) |
|---|---|---|---|---|
| Cotton | 240 - 250 g | 200 L | 25 g | 21 Days |
| Chilli | 240 g | 200 L | 25 g | 6 Days |
| Brinjal | 240 g | 200 L | 25 g | 3 Days |
| Cardamom | 320 g | 500 L | 10 g | 7 Days |
*PHI = Pre-Harvest Interval: Wait for these many days before picking the harvest to ensure safety.
How to Apply: Best Practices
- Sunlight is Key: Always spray in the early morning on a sunny day. The medicine activates better with sunlight. Avoid spraying on cloudy days.
- Mixing (WP): This is a Wettable Powder. First, mix the required dose in a small bucket of water to make a thin paste (slurry), then pour it into the spray tank. Stir continuously.
- Coverage: Use plenty of water (min. 200 Litres/Acre). The vapor action works best when the entire canopy is wet.
- Safety: Do not inhale the dust while opening the packet. Wear a mask. Do not spray near fish ponds as it is toxic to aquatic life.
Frequently Asked Questions
1. Why are the insects still there 2 days after spraying?
Pegasus causes "Hidden Knockdown." The pests stop feeding instantly but die slowly over 3-4 days due to starvation. If they are not moving much, the spray is working.
2. What is the price of the 250g pack?
The retail price typically ranges between ₹975 and ₹1400, depending on your location. It effectively covers 1 acre.
3. Does it kill eggs?
Yes, it has strong ovicidal action. It prevents the eggs of whiteflies and mites from hatching, giving you longer control (up to 14 days).
4. Is it better than Monocrotophos?
Yes. Monocrotophos is banned and dangerous. Pegasus is safer, lasts longer, and controls resistant pests that Monocrotophos cannot kill.
5. Can I use it on Roses?
Yes, it is excellent for controlling mites and thrips on roses. Use 1-1.5 grams per liter of water.
Safety & Disclaimer
Warning: Pegasus is toxic to fish and aquatic organisms. Do not contaminate water bodies. Wear a mask to avoid inhaling the powder dust. Always read the full label instructions before use.

