Composting sounds technical, but the basic idea is simple. You are giving food scraps and yard trimmings the air, moisture, and mix of materials they need to break down into a dark, crumbly soil amendment. The U.S. Environmental Protection Agency describes home composting as combining greens, browns, water, and air, and it works the same way whether you use a backyard bin or a countertop pail.
Step 1: Pick a method that fits your home
If you have a yard, a simple bin or pile works well. If you live in an apartment, you can try a small worm bin (vermicomposting) or a sealed indoor system. And if you would rather not manage any of it, a pickup service will collect your scraps for you. We cover the small-space options in our guide to composting in an apartment.
Step 2: Balance greens and browns
Greens are nitrogen-rich materials like fruit and vegetable scraps and coffee grounds. Browns are carbon-rich materials like dry leaves, shredded paper, and cardboard. A rough mix of browns to greens keeps the pile from getting too wet or smelly. Not sure what qualifies? Start with our list of acceptable food waste.
Step 3: Keep it moist and give it air
Your pile should feel about as damp as a wrung-out sponge. Turning it every week or two adds oxygen and speeds things up. Done well, a backyard pile can produce finished compost in a few months.
Step 4: Choose a good location
Put an outdoor bin somewhere you will actually use it. A level, well-drained spot with partial shade is easier to manage than a far corner of the yard. Keep a small covered container in the kitchen, then empty it into the main pile before it becomes a chore. In a New Jersey winter, decomposition slows down, but you can keep adding material. The pile will become active again as temperatures rise.
Step 5: Build the pile in layers
Start with a loose layer of twigs or coarse browns so air can enter from below. Add food scraps in modest amounts and cover each addition with leaves, shredded cardboard, or another brown material. You do not need a perfect recipe. If the pile looks wet or smells sour, add browns. If it is dry and unchanged for weeks, add water and fresh greens, then turn it.
How to know when compost is finished
Finished compost is dark, crumbly, and earthy-smelling. Most of the original ingredients should no longer be recognizable. Let it cure for a few weeks before mixing it into garden soil, spreading a thin layer around established plants, or blending it into potting mixes. Compost is a soil amendment, not a direct replacement for soil, so a little goes a long way.
Common beginner problems
A healthy pile should not be a daily maintenance project. Fruit flies usually mean fresh scraps are exposed; bury them under several inches of browns. A compacted, slimy pile needs dry material and air. If animals are a concern, use a lidded bin and keep meat, dairy, and greasy food out of a backyard system. The EPA’s home composting guidance includes a useful troubleshooting table for these situations.
Prefer to skip the pile?
Composting at home is rewarding, but it is not for everyone. If you are in our service area, Torus delivers a bucket and picks up your scraps for free, then sends them to a facility for processing. You can sign up in a minute or check the cities we serve.