Have you looked at the root zone of any of the ones affected???

Cause the prob looks like it's from something that's going on in the root zone....

CGI::::::
CanGroIt Reviewed by CanGroIt on . hollowed stems? Here goes again guys, another silly question... The stems on the damaged plants are hollow (not that I've looked at the nondamaged ones closely like that yet, as I've not yet had to take them down) but its not like its a tiny hole. I could make canna-straws with my stems! I managed to carefully take a pic, but it doesn't show the real problem. The stem is cracking from the inside-out. The hole all the way through the heart of the stem, is very bad in some places. Only on a couple plants does Rating: 5