The spring equinox occurred a few weeks ago, and the calendar says it is spring. But I am not convinced yet. The calendar or spring equinox both tell us it’s spring, but I am not sure that it makes it official. It takes some observation of nature to make it official. Maybe it’s the first thunderstorm or ice-out on a local lake. For the botanically inclined, it may be the trees breaking bud, or when a particular plant comes into bloom. For many of us it is probably the return of some migratory