"Andre" wrote in message
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"wayne crimi" wrote in message
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I am having a chronic problem with my Rosebushes.

I am trying this organic recipe from Rose Magazine this weekend for my
blackspot:

http://www.rosemagazine.com/articles...sediseases.asp

Only the baking soda will work as a fungal preventative, and only against
powdery mildew. It won't touch black spot. In fact, the whole thing is
something of a joke.