Cypermethrin
Description
Cypermethrin is a widely used synthetic pyrethroid insecticide that provides effective control of many different types of insect pests. Like other pyrethroids, it's based on natural compounds from chrysanthemum flowers but has been made more stable and longer-lasting. When you spray cypermethrin on your crops, it works quickly by affecting the nervous system of insects, causing them to become paralyzed and die. It's effective against a broad range of pests including aphids, thrips, whiteflies, caterpillars, beetles, moths, and many other insects that can damage your crops. One of the advantages of cypermethrin is that it has both contact and stomach action, meaning it kills insects when they touch the treated surface or when they eat treated plant parts. It also has good residual activity, which means it continues to work for several days after you spray it, providing ongoing protection for your plants. You can use it on vegetables, fruits, and field crops. It's particularly useful for controlling pest outbreaks and is often used in combination with other pesticides for broader pest control. However, it's very important to know that cypermethrin is highly toxic to bees and other beneficial insects, so you must never spray it when your plants are flowering. Also, it can be harmful to fish and other aquatic life, so be very careful not to let it run off into streams, ponds, or irrigation water. Always wear protective clothing including gloves, long sleeves, and eye protection when handling this product. Make sure to wait the required number of days (usually 7-14 days) after spraying before harvesting your crops to ensure they're safe to eat.
Application rates
General
0.1-0.2 liters per hectare
Light infestation
0.05-0.1 liters per hectare
Heavy infestation
0.2-0.3 liters per hectare
Application method
Target pests
Application timing
When pests are first detected, preferably in early morning or evening
Safety period
7-14 days before harvest
Precautions
Highly toxic to bees. Do not apply during flowering. Toxic to fish and aquatic life. Wear full protective equipment including gloves and eye protection. Avoid drift to water sources.
Crop compatibility
Benefits
- Fast-acting with good knockdown effect
- Effective against wide range of insect pests
- Both contact and stomach action for comprehensive control
- Good residual activity provides ongoing protection
- Versatile - can be used on many crop types
- Often used in tank mixes for broader control
Best for
- Vegetable crops (tomatoes, peppers, cucumbers, leafy greens)
- Fruit trees (citrus, date palm, mango)
- Field crops (cotton, corn, wheat, barley)
- Crops requiring broad-spectrum pest control
Usage tips
- Apply early morning or evening to avoid peak bee activity
- Ensure thorough coverage of both leaf surfaces
- Fast-acting - monitor results within hours
- Good residual activity reduces need for frequent applications
- Can be mixed with other pesticides for broader control
- Rotate with other insecticide classes to prevent resistance
Storage instructions
Store in original container in cool, dry, well-ventilated area. Keep container tightly closed. Store away from food, feed, and water sources. Protect from direct sunlight and freezing.
Mixing compatibility
Compatible with most fungicides and other insecticides. Do not mix with alkaline products. Check compatibility before tank mixing.