We placed a sample of the blossom blight symptom collected from the high tunnel raspberries on July 15th in a plastic bag with a moist paper towel in it. Today we saw the grayish mycelium or fungal strands indicating the blight is caused by Botrytis or gray mold. This is the first time we have seen this problem in the high tunnel, but weather had been wet and overcast and we … [Read more...] about Botrytis it is