Does anyone know how to deal with Mildew on a Clematis (Star of India) ?
Question:
Answers:
Let them dry out a little and apply an all purpose fungicide.
I think you can get a spray for that, is it black spot? If so then yes you can as I have had it.
There are probably commercial sprays, but have you heard of Jerry Baker? I think he'd recommend a mixture of diluted Listerine and dish detergent. He has a number of books and radio show on the weekend early.
My gran who was a very keen gardener used to use diluted biological washing powder in a spray to kill most bugs etc on her plants.
i just used washing up liquid and water.
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