signs

Signs of the Times: From Trees to Turtles chatfield.1 Mon, 10/31/2016 - 17:16

  A recent bygl-mail correspondent, Beth Deimling from Lakeland Nursery in Indiana, recently wrote “As wonderfully entertaining authors of BYGL, I thought you might be appreciative of this sign that my husband and I saw while on vacation last month in Wisconsin. Of course, as world travelers, you may have already seen it, or something similar. Thanks for all of your stories, photos, and attempts at educating us!”

  It is a telling sign, as other locales deal with Emerald Ash Borer encroachments. The sign stirs up some memories of other signs of the times:  here are a few...

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Jim Chatfield
Signs and Symptoms: A Tale of Two Tar Spots chatfield.1 Wed, 10/19/2016 - 10:13

  As noted earlier (http://bygl.osu.edu/node/525) there are two common tar spots of maple seen in Ohio.  One, that occurs commonly on silver and red maple results in dense, tarry spots caused by the fungus, Rhytisma acerinum. A second tar spot disease is typically found on Norway maple, with multiple tiny tarry spots that eventually coalesce into a larger spot, not quite as “tarry” but nonetheless black in color, caused by the fungus  Rhytisma punctatum.

 

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Authors
Jim Chatfield