UF i use a flow through worm bin, their compost is excellent for plants and they even help precompost organics that the worms can move in and finish. they will however keep the worms at bay, don't know if it's because of their activeness or that they secrete a substance not liked by the red wigglers, but the worms will move in and finish the job. if you haven't made a flow through worm bin there are a million designs and many of them on you tube and google. they will attack anaerobic material where worms won't.