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Is this problems from Fungus Gnats ?

dbCooper7started grow question 4y ago

Im in during fighting with the fungus gnats. Started treat them with humboldt flower shield and sticky paper. , I just wanna know what is this sign ? , Its happen only 4 plants from 10 and its GDP i? So i confused its is from ph issues or fungus gnats starting root disturb. ?

dbCooper7

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Leaves. Tips - Burnt

Leaves. Color - Yellow

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dbCooper7answered grow question 4y ago

Others plants just look norally but still able to see a few of gnats

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