Why are my hydrangea leaves turning black?
Question. My hydrangeas have flowered well but has not been very leafy this year. The leaves are lush green for a short time, then turn grey, then black and drop off. When I cleaned up the black leaves and dead-headed, the cycle started again. Ive never seen the leaves go grey before. It seems a bad sign. Is there anything I can do about it? I have several different types of hydrangeas growing alo...
