Park Forest, IL—(ENEWSPF)—September 16, 2014. Oak trees are common in area woodlands, but are they all the same? Find out which oaks are found in our region and how you can tell them apart even when the leaves are gone. Join local ecologist Jon Mendelson on Saturday, September 20 from 1-3 p.m. for the Know Your Oaks Hike through Thorn Creek Woods. Jon is a retired professor of Environmental Biology at Governors State University where…
