Rust marks on top leaves

[davestampy1]

Thank you for your input see the top fan leaves yellow at first so thought it was the light. I'm moved the light up a few inches and turned the brightness...

[davestampy1]

Also my run off was slightly high in the first stage of this symptom but now its similar to what I'm putting in. I'm using coco an the run out is slightly...

[davestampy1]

So my northern light auto has grown great until 2 weeks into flowering. First issue was top leaf edges turning yellow now I have brown patches on alot...

[davestampy1]

Sounds rot bound. Is the pot really small? As soon as the main root hits the bottom of pot it'll curl and stunt it

[davestampy1]

So my northern light auto has grown great until 2 weeks into flowering. First issue was top leaf edges turning yellow now I have brown patches on qlot...