Can you help someone? cal def or iron ?

Drunkhod
Drunkhodstarted grow question 3y ago
type :Serious seed - Chronic(hybrid) Flowering 4 week System :ebb & flow Ph : 6.2-5.9 ec : 550 and 19.5 °C root nice and white Nute : hesi hydro bloom + hesi phosphorus plus
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Leaves. Color · Yellow
Leaves. Color · Dark-brown
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Organoman
Organomananswered grow question 3y ago
Combination of nitrogen toxicity and calcium and magnesium deficiency.
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