Rhododendrons: Powdery Mildew on Azalea

Discussion in 'Ericaceae (rhododendrons, arbutus, etc.)' started by link2007, Aug 10, 2007.

  1. link2007

    link2007 Active Member

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    California, US
    I have powdery mildew on my azalea. I discovered it was rootbound and tore up the roots and replanted it. I have also been spraying it with a fungicide for several weeks. It is still covered with mildew.
     

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