This figure compares the average size (circumference) of maple trees found growing in open, partially shaded, and shaded in evironments. Data shown here includes spring data on sugar and other maple trees species, collected primarily by North Country K-12 students participating in Monitor My Maple from 2014-2016. The figure, available as a .pdf file, is available for use as an example in classroom lessons, for math exercises, or whatever you can think of. Let us know how you use it, and what other results you're interested in seeing or if you'd like to the data exported in a different fomat.