Sponsors
Data Visualizations and Maps
Dynamic Visualizations
2009 Results
- Flowering Dogwood - First Reported Open Flowers
- Forsythia spp. - First Reported Open Flowers
- Red Maple - First Reported Emerging Leaves
- More maps will be posted as the data is processed.
Spring Index Maps
- Spring Indices First Leaf Date (Average 1961-1990)
- Spring Indices First Bloom Date (Average 1961-1990)
- Modeled first bloom dates for the continental USA in 1996
