Shadbush Blooms and Hendrickson Hatches
“As one example, when the shadbush (shown) is in blossom along northeastern trout streams, Hendrickson mayflies start emerging. So when I see that tree in flower, I know not only that it’s time to get on down to the river but also what fly patterns to take along. ” We’ll add to John’s phenological examples the fact that when the royal poinciana is in full bloom in south Florida, the first really big numbers of tarpon will be moving through. From FieldandStream.com.