How fast do weevils spread?

Online Answer
The damaging effects of weevils are largely due to their ability to reproduce quickly and then spread throughout the crops in a matter of days..
Related Questions 📌
A: Bugs (and other insects) can get to your brown sugar if it's not kept in an airtight container..
Although you won't be able to see the eggs in pantry items, you will be able to see adult weevils. Check your flour and pantry products for them and if you find weevils, throw away the food. If you don't see weevils, you can store and use the flour or food..
Baking, microwaving, and freezing will kill weevils. ... Carbon dioxide, also, is almost guaranteed to get rid of weevils. Oxygen absorbers are very handy and helpful, though not a certain solution. Vacuum sealing is not effective.
Simple answer is no. Eating a weevil or it's eggs is not harmful to humans. If they are in flour or rice then once the grain is cooked they will add nothing more than a crunch to your food..
Flour weevils are safe to consume — to a point If you have a really intense case of weevils, definitely throw the product in the trash bin because it could be spoiled or a source of foodborne illness (via the University of Idaho).