This is something I hadn't considered, and according to some quick search results, they secrete some kind of substances to attract insects.
That might not be good, but I'm not going to stress it just yet, maybe if these things get huge it could be a problem.
The BMS's are hitting a super growth spurt right now. I had the Phlizon at about 75% and cranked it to 100% last night and woke up to much bigger plants :D