About 190 million Americans have experienced an earlier-than-normal spring leaf-out, based on the behavior of lilac and honeysuckle. Leaves emerged 30 to 50 days earlier than normal.

https://lemmygrad.ml/post/11215966

It’s a damn good thing that nature isn’t fickle enough to send an April polar vortex crashing into the US to kill it all. That could never happen.