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Old January 1, 2017   #13
carolyn137
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Location: Upstate NY, zone 4b/5a
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Marsha posted:

(I have tried Daconil, but I admit I tend to start treating AFTER I get a problem started, and Daconil is best used as a preventive, as Carolyn said above. Additionally, it will clump and clog the sprayer if mixed with some things, such as liquid copper. Guess how I learned that? )

I wanted to spray two things at the same time, didn't know if that was OK, called the number on the Daconil bottle and I'm glad I did. Here's what I learned from the man I spoke with.

I learned that if you add anything else to the sprayer that it can interact with the Daconil and that reduces the # of active D molecules.

And the instructions for use have been titrated so that the D covers almost all the specific attachment sites on the upper leaf surface where the fungal spores attach,thus preventing infection.

So there you go.

Carolyn
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