So I have great news. My 4 plants have recovered. After troubleshooting, I bought a digital PH meter and found my PH was actually 4.4. I had already started cal-mag + so once I adjusted to 6.0 they started growing and getting rid of the rust. Thank you for your comments. As a new grower I...
I used cal-mag. All of them spunked up and looking better. The most affected one is slowly recovering. I started 1/4 strength nutes also. Will add pics in a few days.
My first grow. 10 day old Gorilla Glue Autos are showing some rust spots. A couple days ago I found my exhaust fan flex hose fell between the wall and the grow box and was blocked. The rust spots started then and I am just making sure it was a ventilation problem or is it something else. 600 LED...
I just read where it could be a ventilation problem. I thought no way it could be that because everything is new hooked up properly and doing what it's supposed to do. I went down and checked it and the exhaust flex hose had fell down and was resting on top of a box so no air would come out...