Curling leafs need an explanation please

Khronickush said:

ph 6.3
Temp 80
Rh 60
Sunshine mix 4
Advanced grow micro bloom calmag
The only strains that are doing it is Death Star

Maybe ph or over fert???

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Walterwhiter said:

Probably both....View attachment 3800530

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lio lacidem said:

Looks like multiple issues imho. They look way nute fried, ph probably outta whack causing some lockouts and could use cal/mgsupplememt

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