For example, banana peels that start to grow mold after a few days.
ANSWER: No, the worms will (as usual) eat all things that were living or are living. The mold isn’t anything to be worried about. The worms actually quite like mold. Technically, they nutrition comes almost entirely from bacteria and fungi.
You can find answers to questions just like this and so many more in the Worm Farming Alliance.
The Gentleman Vermiculturist can be found on Facebook and Instagram as well as other social media. He talks incessantly about worms.