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New Downy Mildew Affecting Impatiens!!!

Jean Williams-Woodward, UGA Extension Plant Pathologist   A relatively new downy mildew disease is infecting impatiens (Impatiens walleriana), a shade-tolerant, flowering annual plant that is a staple in landscapes. Downy mildew on impatiens caused by Plasmopara obducens was first seen in 2004 and it has shown up sporadically in the US since…
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North American Plant Collections Consortium (NAPCC) designates national collection of Magnolia and other plants for germplasm preservation and research

The North American Plant Collections Consortium (NAPCC) is a network of botanical gardens and arboreta working to coordinate a continent-wide approach to plant germplasm preservation. NAPCC was organized by the American Public Gardens Association and the USDA Agricultural Research Service to identify national collections of plant species. In addition to displaying…
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BIG NEWS – 8 Species Added to P. ramorum Host List!!!

FEDERAL ORDER  Domestic quarantine for Phytophthora ramorum  DA-2012-03  January 25, 2012  This Federal Order is issued pursuant to the regulatory authority provided by the Plant Protection Act of June 20, 2000, as amended, Section 412(a), 7 U.S.C. 7712(a), which authorizes the Secretary of Agriculture to prohibit or restrict the movement…
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