Pyriproxyfen
Description
Pyriproxyfen is an insect growth regulator that works differently from most insecticides. Instead of killing insects directly, it prevents them from growing and developing properly. When you spray pyriproxyfen on your crops, it affects the hormones that control insect growth, causing young insects to stop developing and preventing them from becoming adults. This is very effective because it stops the pest population from reproducing and growing. Pyriproxyfen works especially well on whiteflies, scale insects, mealybugs, and other pests that go through different life stages. One of the advantages of pyriproxyfen is that it's generally considered to be much safer for beneficial insects like bees, ladybugs, and natural enemies of pests compared to many other insecticides. This makes it a good choice for integrated pest management programs where you want to control pests while protecting beneficial insects. It also has good residual activity, which means it continues to work for several days after application. However, it's important to know that pyriproxyfen works best when applied to young insects or eggs, so timing is important. You should apply it when pests are in their early stages of development. It may take a few days to see results because it doesn't kill insects immediately - it prevents them from developing. You can use it on vegetables, fruits, and ornamental plants. It's particularly useful for controlling whiteflies and scale insects in crops like tomatoes, peppers, and citrus fruits. Always wait the required number of days (usually 7-14 days) after spraying before harvesting your crops. Always follow the label instructions and wear protective clothing when using this product.
Application rates
General
0.3-0.5 liters per hectare
Application method
Target pests
Application timing
When pests are in early developmental stages (eggs or young nymphs). Best applied before adults are present.
Safety period
7-14 days before harvest
Precautions
Low toxicity to bees and beneficial insects. Works best on young insects. May take several days to see results. Wear protective equipment. Avoid drift to water sources.
Crop compatibility
Benefits
- Safe for beneficial insects (bees, ladybugs, natural enemies)
- Effective against whiteflies, scale insects, and mealybugs
- Prevents pest reproduction by disrupting development
- Good residual activity provides ongoing protection
- Ideal for integrated pest management programs
- Low environmental impact
Best for
- Vegetable crops (tomatoes, peppers, cucumbers)
- Fruit trees (citrus, date palm, mango)
- Ornamental plants and nurseries
- Crops with whitefly or scale insect problems
- Crops in integrated pest management programs
Usage tips
- Apply when pests are in early stages (eggs or young nymphs)
- Best applied before adult pests are present
- May take several days to see results - be patient
- Safe for beneficial insects - ideal for IPM programs
- Ensure thorough coverage of both leaf surfaces
- Works by preventing development, not immediate kill
Storage instructions
Store in original container in cool, dry, well-ventilated area. Keep container tightly closed. Store away from food, feed, and water sources.
Mixing compatibility
Compatible with most insecticides and fungicides. Do not mix with alkaline products. Check compatibility before tank mixing.