Deficiency?

Eddjack
Eddjackstarted grow question 5y ago
I can't tell if it's a deficiency or light burn, what do you think? What could it be? It mainly appears on the fan leaves...
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Leaves. Edges burnt
Leaves. Color · Dark-brown
Plant. Stem · Red or purple
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GoldenGromie
GoldenGromieanswered grow question 5y ago
Imo it looks like u need to up the calmag. Leaves liik dar green and a bit shiney which coukd be the start of nitrogen toxicity, i just had the same issue corrected very easily by not adding more nitrogen
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Eddjack
Eddjackanswered grow question 5y ago
I've thought about it. I bought CalMag from Biobizz. I also measured the hardness of the water and the ppm without nutrients is at 250. I don't want to overfeed and have a lockout.
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