My 220 I was cycling had a few fish added from the lake. A large mouth bass and 3 bluegills. I see now that 2 of the bluegills have anchor worm. I will trwat them with copper. Just wondering if I will have a problem with my plants. SOme amazon swords, java fern and some bulb plants. Any one ever have any problems with their live plants and copper? Man these worms are freekin huge too.