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2nd time same story.... purple leaf stem, leaves yellowing and rusty or spots/blotches. Old growth affected. New growth small leaves and yellowing.Help pls

supermegadjj
supermegadjjstarted grow question 4 years ago
Any ideas what I'm dealing with? I'm guessing it's some sort of defficiency and it starts from the bottom of my grapefruit auto. Conditions are stable 25 °c RH 45-50%. Lamp to plant distance around 40-45 cm mars 100 w actual.Ph in range . She's in 7th week. Grew great,not anymore
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Leaves. Dropping off
Leaves. Color - Yellow
Leaves. Color - Pale
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AmnZhz
AmnZhzanswered grow question 4 years ago
Hi there, to me it seem like ph imbalance, Cal/Mag deficiency, nutrient lockout or nutrient deficiency. What nutrients you use? In my opinion as I see it the plant is starving, which is an achievement, could you provide info related to your feeding schedule?
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