hot and dry

Liriodendron Leaf Yellowing

During the hot, dry conditions of summer, numerous trees will shed some of their leaves. A good example is tuliptree (Liriodendron tulipifera). I (think) I remember flying in from the Pacific Northwest in August one dry year and as we got close to landing, was able to pick out the tuliptrees due to their earlier than fall color yellow leaves interspersed on the tree among the more prevalent green.  

Today, I was walking in Wooster in northeast Ohio, and the ground was littered with fallen leaves of tuliptree.  It even seemed like some of them were sweating in the 90+...

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Jim Chatfield