Is this powdery mildew on my plants?

So here in Buffalo NY this month has been pretty rainy and cloudy. Yesterday I noticed my one plant getting frosty leaves. So last night I gave them a good spray of neem oil.


That’s a bummer , Definitely looks like white powder mildew. You can mix a spray bottle with Proxide and water spray Affected areas lightly. 50/50 mix
Good luck

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Ya looks like it, like @kellydans said give it a spray and then do a bud wash after harvest

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I’ve also read you can use a mixture of milk and water.

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Hey @Dexterado , I also read the same. I used a mix of milk and water One time on a plant outside did not work well for me.

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I could understand why. Milk doesn’t evaporate very efficiently. I think peroxide or 90% isopropyl alcohol and water would be more effective. Works on bugs too.

I vote yes sorry

Well neem oil seems ineffective… think I’ll try hydrogen peroxide and water next.

@kellydans , I also tried a 20% milk / water mix on my pumpkin/ squash with no affect. What percent of peroxide/ water do you use?

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@Fishyswaw 50/50 mix I spray Affected areas lightly with a mist bottle. It’s been several years since I had a problem. It seems like when I moved inside I left all my problem outside.

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