Weevils can eat through paper and thin plastic. Go with whatever you’ve got in the cupboard. Then, transfer the grains to thick, airtight containers so new weevils can't get to them. A few bay leaves can be placed inside each grain, flour, and cereal container. Read on for another quiz question. For tips on how to treat a current weevil infestation, scroll down! Luckily, there are things you can do to prevent these little pests from invading your pantry, and also steps you can take in case an infestation occurs. If you have weevils in your house, it's likely that they'll find their way in to sugar and candy containers as well. Try again! They are also larger in size, from 3 to 10mm in length. Have you recently had a weevil infestation in the pantry? If you are not sure whether or not a grain is infested, you can kill weevils by heating the grains to 140 degrees Fahrenheit for 15 minutes or placing them in the freezer for at least six days. In the case of meal moth infestation, it will usually be in the form of silken threads throughout the produce and possibly signs of larvae. This article was co-authored by Scott McCombe. In the warmer months, a large weevil population can grow quickly. Remove the bag with the contaminated foods from your house immediately so the weevils don’t eat their way out and infest again. Last Updated: September 3, 2020 You can use either granulated or caster sugar. Place the grains into a strainer and hold it under running water. The larva will feed on the inside of the kernel until it becomes fully matured and then chew its way out. Vacuum and clean the bare shelves before installing new paper. Rather than using chemicals, use natural cleaners such as eucalyptus oil, tea-tree oil or vinegar to wipe down the shelves. Thanks to all authors for creating a page that has been read 368,224 times. All rights reserved. Pick another answer! Click on another answer to find the right one... {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/0c\/Prevent-Weevils-from-Invading-Your-Pantry-Step-5-Version-2.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-5-Version-2.jpg","bigUrl":"\/images\/thumb\/0\/0c\/Prevent-Weevils-from-Invading-Your-Pantry-Step-5-Version-2.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-5-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/39\/Prevent-Weevils-from-Invading-Your-Pantry-Step-6-Version-2.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-6-Version-2.jpg","bigUrl":"\/images\/thumb\/3\/39\/Prevent-Weevils-from-Invading-Your-Pantry-Step-6-Version-2.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-6-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/fb\/Prevent-Weevils-from-Invading-Your-Pantry-Step-7-Version-2.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-7-Version-2.jpg","bigUrl":"\/images\/thumb\/f\/fb\/Prevent-Weevils-from-Invading-Your-Pantry-Step-7-Version-2.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-7-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/08\/Prevent-Weevils-from-Invading-Your-Pantry-Step-8.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-8.jpg","bigUrl":"\/images\/thumb\/0\/08\/Prevent-Weevils-from-Invading-Your-Pantry-Step-8.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-8.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a2\/Prevent-Weevils-from-Invading-Your-Pantry-Step-9.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-9.jpg","bigUrl":"\/images\/thumb\/a\/a2\/Prevent-Weevils-from-Invading-Your-Pantry-Step-9.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-9.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/c0\/Prevent-Weevils-from-Invading-Your-Pantry-Step-10.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-10.jpg","bigUrl":"\/images\/thumb\/c\/c0\/Prevent-Weevils-from-Invading-Your-Pantry-Step-10.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-10.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/2\/22\/Prevent-Weevils-from-Invading-Your-Pantry-Step-11.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-11.jpg","bigUrl":"\/images\/thumb\/2\/22\/Prevent-Weevils-from-Invading-Your-Pantry-Step-11.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-11.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/37\/Prevent-Weevils-from-Invading-Your-Pantry-Step-12.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-12.jpg","bigUrl":"\/images\/thumb\/3\/37\/Prevent-Weevils-from-Invading-Your-Pantry-Step-12.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-12.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/f\/fb\/Prevent-Weevils-from-Invading-Your-Pantry-Step-13.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-13.jpg","bigUrl":"\/images\/thumb\/f\/fb\/Prevent-Weevils-from-Invading-Your-Pantry-Step-13.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-13.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/c\/c3\/Prevent-Weevils-from-Invading-Your-Pantry-Step-14.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-14.jpg","bigUrl":"\/images\/thumb\/c\/c3\/Prevent-Weevils-from-Invading-Your-Pantry-Step-14.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-14.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

License: Creative Commons<\/a>
\n<\/p>


\n<\/p><\/div>"}, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/7\/7f\/Prevent-Weevils-from-Invading-Your-Pantry-Step-15.jpg\/v4-460px-Prevent-Weevils-from-Invading-Your-Pantry-Step-15.jpg","bigUrl":"\/images\/thumb\/7\/7f\/Prevent-Weevils-from-Invading-Your-Pantry-Step-15.jpg\/aid1627728-v4-728px-Prevent-Weevils-from-Invading-Your-Pantry-Step-15.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"