ABCs of GDDs; or, how to see how spring is springing

Image of phenology website 2Check spring’s progress using CFAES’s online Growing Degree Day Phenological Calendar. Enter your ZIP code and track the latest status of plant and insect development in your area, all based on how warm (or not) it’s been. The idea behind it: Knowing when key pests are present and vulnerable allows farmers, gardeners and other plant people to spray less pesticide, a boost to economic and environmental sustainability.

Leave a Reply