![Palmer amaranth can reach heights of up to 7-10 feet. UGA Extension weed specialist Eric Prostko encourages farmers to continue to control Palmer amaranth even after their corn is harvested.](https://secure.caes.uga.edu/news/multimedia/images/1295/Palmer-low-res.jpg)
Palmer Amaranth
Concerns over low cotton prices and high treatment costs have University of Georgia Extension weed scientist Stanley Culpepper fearing Georgia farmers might be tempted to become conservative in their fight against glyphosate-resistant Palmer amaranth.