Mike Dana, Department of Horticulture and Landscape Architecture, Purdue University
These photos illustrate a young ash tree this spring. Late last summer, glyphosate herbicide was applied around the base of the tree. No other obvious explanation for this anomalous growth pattern is available.
Click on the small image to view a larger image.
Foliar distortion close-up
Photos courtesy of L. Caplan, Vanderburgh County CES
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