Marielle Anzelone, urban botanist and ecologist and the founder of NYC Wildflower Week, and Theresa Crimmins, director for the USA National Phenology Network, associate professor in the School of Natural Resources and the Environment at the University of Arizona, and the author of Phenology (The MIT Press, 2025), introduce the year-long series on local wildlife with a look at signs of spring and what changes in plants and animals will signal the coming season.

=> We want to see your signs of spring!  Post a picture to your Instagram story; tag @brianlehrershow; and use the hashtag #BLWild and we’ll repost them to our Instagram stories this month. 

Photo: Trout Lily, a NYC woodland wildflower that blooms in early spring. (This year that might be mid-April). (Marielle Anzelone)