Purple Cone Flowers turning black and wiltingHome › Forums › Flower-Garden Questions › Annuals and Perennials › Purple Cone Flowers turning black and wiltingThis topic contains 0 replies, has 1 voice, and was last updated by Anonymous 10 years, 7 months ago.Viewing 1 post (of 1 total)Author PostsSeptember 13, 2008 at 5:48 pm #28431 AnonymousI had coneflower problems all season. At first I thought it was the critters, but then, it all turned black. Fungus? Stange blight? should i dig it up and send it to the burn barrel?Author PostsViewing 1 post (of 1 total)You must be logged in to reply to this topic.