Left: With a bloom time of only one or two days, this Chardonnay cluster in New York shows even development. Right: With a bloom time of only one or two days, this Chardonnay cluster in New York shows even development. If you don’t have a bloom date circled on your calendar, you’re not alone.  Bloom means different things to different people, according to Dr. Michelle Moyer, Washington State University plant physiologist. New York growers might look for 75 percent cap fall; in California, the benchmark is 5 percent cap fall in at least half of all clusters; other areas call […]