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Is this phosphorus and how can I adjust it

SmylinPupilstarted grow question 5y ago

I’m thinking huge phosphorus deficiency. This is pink kush mid flower I’m trying to adjust with a runoff of about 6.5. Do you think it needs a huge dose?

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Leaves. Color - Black or grey

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GReeNiNjaHashashiNanswered grow question 5y ago

Its always good to flush if you ask me.

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ChitownCannaChicaanswered grow question 5y ago

Look more like heat and wind burn than a nute problem…

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