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Does this look like beginning of Cal Mag def ? Or maybe some sort of pest ? Thanks for any help =)
Growhouse_MLTstarted grow question a year ago
Does this look like beginning of Cal Mag def ? Or maybe some sort of pest ? Thanks for any help =)
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Organomananswered grow question a year ago
No, it looks like burn marks from getting water/fertilizer on the leaves when the lights are still on.
Hashyanswered grow question a year ago
Most likely what organoman said, Water droplets getting magnified by the light and burning the leaf below.
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