Adult root weevils can be controlled with sprays of several kinds of pyrethroid insecticides such as permethrin, bifenthrin, cyfluthrin, or cyhalothrin. These are best applied on the lower trunk of the plants and around the base of the plant to kill the weevils as they climb.

What is the best insecticide for weevils?

To kill weevils for real, treat them with Ortho® Insect, Mite & Disease 3-in-1 or Ortho® BugClear™ Insect Killer for Lawns & Landscapes. Be sure to always follow the label directions. Grain weevils are harmless to people, so they’re more of a nuisance than a threat.

Does white vinegar kill weevils?

White vinegar is also known to kill pesky pantry weevils. After rinsing your shelves with soapy water, wipe them down with white vinegar to prevent a future infestation from occurring.

How long does it take to kill weevils?

Control requires locating and eliminating the infested whole grain. Small quantities of grain can be “saved” by controlling the weevils with heat or cold. Heating grain to 140 degrees F for 15 minutes or freezing at 0 degrees F for 3 days will kill all stages of weevils in the grain.

Does hydrogen peroxide kill vine weevils?

Pour hydrogen peroxide into the water (diluted at the manufacturer’s recommendation) to oxygenate the soil (highly beneficial) along with killing off any larvae. Repeat the last step multiple times over two months – just because you can’t see them, doesn’t mean they’re not there!

How do you stop weevils infestation?

Top 8 Steps To Keep Weevils And Bugs Out Of Food

1. Get To Know Weevils.
2. Keep Your Kitchen & Pantry Clean.
3. Seal Any Possible Weevil Entry Points In Your House, Especially The Pantry.
4. Check The Foods You Buy.
5. Store Foods In Airtight Containers.
6. Throw Away Infested & Open Food Packages.
7. Use Repellents.
8. Throw Out Trash Immediately.

What bugs does white vinegar kill?

Acetic acid makes vinegar an excellent tool for pest control, repelling some of the most common backyard nuisances and even killing weaker insects. It’s most effective against ants, spiders, and mosquitos. You can keep spiders from entering your home by spraying vinegar around your property’s perimeter and entryways.

What insects are attracted to white vinegar?

Fruit flies and aphids find the smell of vinegar irresistible. If fruit flies or aphids are a nuisance in your home, yard or outdoor buildings, half fill a small bowl with apple cider vinegar and cover it over tightly with plastic wrap.

Does apple cider vinegar get rid of weevils?

Use natural deterrent methods, such as herb sachets, and clean the pantry shelves, cracks, and crevices with soapy water or vinegar routinely to keep weevils in check.