Dealing with Powdery Mildew

Discussion in 'HortForum' started by Brenda Kritzer, Apr 21, 2021.

  1. Brenda Kritzer

    Brenda Kritzer New Member

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    Hi; I am looking for advice on powdery mildew on lilacs and on peonies. Can anyone help?
     
  2. Daniel Mosquin

    Daniel Mosquin Paragon of Plants UBC Botanical Garden Forums Administrator Forums Moderator 10 Years

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