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Cogongrass, a widespread, aggressive perennial grass, is damaging ecosystems from Florida to Texas where it dominates landscapes. ARS scientists in the United States and overseas are investigating biological control of cogongrass by collecting and studying insects that feed on the grass where the weed originated. Learn more.
There’s always something blooming at the U.S. National Arboretum in Washington D.C. like these green boxwood shrubs under threat from boxwood blight. On May 28 watch our video to learn what ARS scientists at Fort Detrick are doing about it. Download this photo.
This month's Under the Microscope features plant physiologist Lisa Ainsworth in a discussion on how two global climate changes — rising carbon dioxide concentration and rising tropospheric ozone concentration — directly affect crop productivity. Learn more.
USDA-ARS, announces the recognition of three scientists as finalists for the 2024 Samuel J. Heyman Service to America Medals. The "Sammies," honors federal employees who make significant contributions to the well-being of the American people through their exemplary service and visionary leadership. Read More
Be sure to check out the updated USDA Plant Hardiness Zone Map, featuring more accuracy & detailed insights. With data from more than 13,000 weather stations (a 60% increase from the 2012 version), the new map’s zip code “widget” will help guide you on perennial plant choices based on your hardiness zone.
ARS Memorial Lecturers
The Agricultural Research Service's Memorial Lectureships recognize scientists who have made outstanding contributions to agriculture.