Do earthworms eat used coffee grounds?

Adding a large volume of coffee grounds negatively affects the vermicomposting bin by making it too acidic. Too much acid in the bedding, or a low pH level, can burn the worms' skin. Use a pH test strip in the bedding to make sure it's not too acidic. Worms survive best in an environment with a pH of 6.0 to 8.0. read more

Worms like to eat coffee grounds, but offer them in moderation to keep their home at proper acidity levels. Worms Like Coffee Grounds Worms enjoy many of the same foods you do, including coffee grounds. read more

Absolutely! I have kept nightcrawlers and earthworms thriving in nothing but coffee grounds, you just have to make sure you keep your temperature down in the 50’s. read more

Earthworms & Coffee Grounds “Can you tell me why earthworms love coffee grounds. I get them from my local cafe and put them in my compost or straight onto the garden. read more