20 Things You Shouldn’t Compost at Home

Composting can be delicate initially, and if you’re not careful, you might ruin your hard work.

Familiarize yourself with this list of 20 things you shouldn’t compost, and you’ll avoid any issues.

Any meat, cooked or uncooked, that you add to a compost pile will begin to rot and smell horrible.


Fish and meat are both rich in fats; fats have a hard time breaking down in a compost pile and will turn rancid instead.


While eggshells are great for compost piles, bones aren’t. Bones can take an impressively long time to break down.


Used fry oil should always be disposed of properly. It’s extremely fatty and won’t break down well in your compost bin.

Cooking Oil

This is too fatty. It'll turn rancid in the heat of the pile, and you’ll have a very smelly pile of dirt and food scraps.

Bacon Grease

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