What is the problem?

bluetick

Well-Known Member
I do not know what is causing this. They are in the third week of flowering presently.

The system is Top feed Hydroponic using General Hydroponics Products, RO water.

The second to last feed was; 1.5 tsp/gal Micro , 1 tsp/gal Bloom, 1tsp/gal Cal/Mag, and 1/2 tsp Big Bud. PPM was 920 and pH was 5.9

The most recent feed was 1.75 tsp/gal Micro, 1.75 tsp/gal Bloom, 1.25 tsp/gal Cal/Mag and 3/4 tsp Big Bud. PPM was 1050 and pH was 5.8. This was only done today so had no effect on the photos.

What is wrong with the feed schedule if anything? And what is causing this on the leaves? They are mostly on the bottom fan leaves and starts out with a light rusty color. I could not find what the problem could be on the Problems/ Solutions page. Thanks for any help.
 
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