do your plants just soak in that res.?? it might be over watering ,the plant roots need time to get oxygen to the roots ,and if they cant then they go into shock.
reemer101 Reviewed by reemer101 on . plants getting little rust spots.. hello all.. i have a little problem with my new dwc bubbler.. the problem is on a few leafs (lower) they r getting little rust spot.. i just change the water today and my ph is 5.9 ppm is 820 water temp 78 and the room temp is 84 the pic is a little blurry so i hope u can see it good enough. please help!http://gallery.cannabis.com/data/2/medium/9_5_06_012.jpg Rating: 5