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The P&PDL Picture of the Week
for 9 June 2003

Foliar distortion and stunted growth

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
Stunted growth

Photos courtesy of L. Caplan, Vanderburgh County CES

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Last updated: 9 June 2003/amd
The Plant & Pest Diagnostic Laboratory at Purdue University