Can there be too many worms in a compost bin?
Olivia Hensley
Updated on March 06, 2026
A breeding surge can result in the addition of hundreds of baby worms in a bin. Adults found at the top of the bin may just be trying to escape from overcrowding in the bin and given a little time the population will balance itself without any problems. Alternatively, the surplus worms can be removed to another bin.
Can a worm bin have too many worms?
Adding too many worms when starting the bin, unhealthy conditions developing in the bin, unpleasant food items being added to the bin such as a lot of raw onions, citrus fruit skin, fermenting fruit, alcohol, etc., can all cause worms to crawl and try to escape from the bin.How many worms should I have in my compost bin?
Mary Appelhof, author of “Worms Eat My Garbage” recommends two pounds of worms — about 2,000 wigglers — for every pound per day of food waste. To figure out how much food waste your household generates, monitor it for a week and divide by seven.What do you do with excess worms in compost?
What Do I Do With All My Extra Worms??
- Compost more of your food waste – produce more vermicompost – promote the growth and health of more of your plants!
- Sell them or give them away – there a LOTS of people out there more than willing to take composting worms off your hands.
Do you need to remove worms from compost?
If you are using the compost outdoors, there is no need to worry--the worms will find a happy home and the food scraps and bedding will eventually decompose. If you are using the compost indoors, you may want to remove old bedding and food scraps for aesthetic purposes and ensure that there are no worms in the compost.How Many Worm Bins should you have?
Why are worms leaving my compost bin?
Worms breathe through their skins. If they don't have enough air, they will try to leave the bin. Lack of oxygen could be caused by: Too wet.Can worms live in a compost tumbler?
Don't put earthworms in a closed compost tumbler. The conditions inside these composters are not ideal and they will not survive. Local backyard earthworms tend to come and go as they please inside an open bottomed compost bin.Can you put too many worms in your garden?
The problem with excessive earthworm castings is that they are actually too full of nutrients. When there are too many earthworms in the soil that a lawn grows from, their castings will actually start to burn the lawn due to the overabundance of fertilizer.How often should you change worm bedding?
After worms are added, bedding should be kept moist but not soggy and the top 6 to 8 inches turned every 7 to 10 days to keep it loose. About every 6 to 9 months the old bedding should be replaced with properly prepared new bedding. To change bedding, remove the top 5 or 6 inches (where most of the worms are).What does it mean when worms clump together?
Serious or not so serious: Worms balling up can be a sign the worms are sick or are getting ready to crawl. Do something a.s.a.p. (However, sometimes worms will ball-up after they've been shipped or if there's noise or vibration near-by. Usually, after a few days they will sort themselves out into happy individuals.)Can you over feed worms?
Over-Feeding Causes OdorsThe worms' job is to eat the food before it gets super-rotten and stinky. If you add too much food at a time, they cannot keep up. Too much food can also push the air out of the bin, leading to foul-smelling anaerobic decomposition.