Rusty Spots are spreading all over the plant.

Butzemann
Butzemannstarted grow question 2y ago
These rusty spots are spreading all over the plant. It began with the lower fanleaves and has now begun to show up all over the plant (not the newest growth tho). Runoff PH is good. Temps are 25-26°C day and 22° night. Rh between 60%-65%.
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Leaves. Color · Dark-purple
Leaves. Color · Dark-brown
Leaves. Color · Black or grey
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Organoman
Organomananswered grow question 2y ago
Calcium deficiency. Add some cal/mag to your line up or increase the dosage if already using it.
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Haze
Hazeanswered grow question 2y ago
What does pH being good mean? Indication? Could also be calcium deficiency. What are you using for nutrients?
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