QuestionsHow to growFlowersBorder Perennial FlowersEchinnecea bud dieback 0 Vote Up Vote Down Cathryn Brown asked 16 years ago ALL of the buds of my ecchinnecea are dyeing and turning black and dry before they have a chance to flower. Is this familiar to you? 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 7 years ago The wet weather is causing the buds to rot before they open. A combination of poor growth, dull weather and probably grey mould disease.