This is the big question that keeps coming up in forums, on Reddit and various Facebook groups. What do I do with the run-off from my worm bin? Isn't that the Worm Tea that we've all heard so much about? Do worms actually wee? Many people believe that the runoff is the worm tea that we've all heard about. This is incorrect and can be dangerous! To start with, worms have neither kidneys or a bladder, so it's not worm pee. The runoff in the reservoir is moisture that has collected and drained through the worm bin. Leachate is the result of the decomposition of the organic waste that's fed to your worms. It may contain phytotoxins (that can harm plants AND humans) and are created by bacteria that aid the decomposition process. This waste liquid is being released from the cell structure of the organic waste as it decomposes. Don't worry! Every worm bin has a mix of good and bad microbes and as long as the good outnumber the bad, everything is okay. ...