Signs of Fall 2011 Phenology Checklist (Phenology Home) Phenology: The study of the seasonal timing of life cycle events. Instructions: Print a copy of this list. Gather as much of the information as you can. Don't worry about items you miss or exact dates. Add your own ideas. Option: Find a partner classroom and exchange observations. Can you figure out where your partner is located? Report Your sightings! Sunlight Our photoperiod on the following days (Sunrise/Sunset Look-up)       September 23 (Fall Equinox)        October 23        November 23        December 22 (Winter Solstice)  Length of shadow of a meter stick at noon on the following days        September 23 (Fall Equinox)        October 23        November 23       December 22 (Winter Solstice)  Temperature       September 23 (Fall Equinox): High ____ Low ___ Average ___        October 23: High ____ Low ___ Average ___        November 23: High ____ Low ___ Average ___         December 22: (Winter Solstice)High ____ Low ___ Average ___       Date of first frost      Date ice covers birdbath (or puddle) for the first time.      Date a local pond, lake, river, or ocean freezes. Plants Our "Adopted" Tree (species):      Date we saw the first sign of fall colors       Date 50% of the leaves on our tree had changed color       Date fall colors were at their peak       Date all leaves had fallen from our tree  Tulips      Date we planted our Journey North tulip garden       Date we predict our tulips will EMERGE       Date we predict our tulips will BLOOM       Things we notice about other plants in our region. (Use extra paper.)  Animals      Date last monarch sighted       Date last oriole sighted       Date last hummingbird sighted       Date last robin sighted       Things we notice about other animals in our region. (Use extra paper.)  More About Our Climate      Our total annual precipitation       Average of inches of rain we receive each year       Average of inches of snow we receive each year