The Blue Ash derives its name from pioneers extracting a blue dye from its inner bark. It is native to part of the Midwest and upper South in MO, IL, IN, OH, KY, and TN. It is not widely distributed i READ MORE http://www.ashtreecentral.com/index.php...
The Blue Ash (Fraxinus quadrangulata, Michx.) conceals its bluing in its inner bark. Crush a bit of it in water and the dye appears. But this is not always a convenient way to identify a tree. There i READ MORE http://www.plantguide.org/blue-ash-tree.html