Delaware

November 18 2009 Delaware Ornamental & Turf Workshop. Hockessin Memorial Hall, Hockessin. To learn more, visit www.dnlaonline.org.

Maryland

January 4-8, 2010 22nd Annual Advanced Landscape Plant IPM PHC Short Course. University of Maryland, College Park. To learn more, call 301-405-3913 or e-mail akoeiman@umd.edu.

New Jersey

December 8-10 34th Annual Green Expo. Taj Mahal Resort, Atlantic City. For details, call 973-812-6467 or visit www.njturfgrass.org.

New York

December 7-11 Cornell University Short Course. Cornell University, Ithaca. To learn more, visit www.nysta.org.

December 9 Irrigation Association of New York General Meeting. The Woodlands, Woodbury. For details, visit http://iany.org.

Pennsylvania

November 18 Evaluating Trees for Hazards. Morris Arboretum, Philadelphia. To learn more, call 215-247-5777, ext. 156, or e-mail jlm@exchange.upenn.edu.

Rhode Island

November 19 URI LAR Fall Lecture Series: Michael Blier. Weaver Auditorium, University of Rhode Island, Kingston. For details, call 401-874-2893, e-mail wagre@uri.edu or visit www.riasla.org.

Washington, D.C.

December 4 Conservation Landscaping Conference: Turning a New Leaf. George Washington University Conference Center. To learn more, call 443-482-2156 or visit www.chesapeakelandscape.org.

National

December 2-4 The Lawn Care Summit 2009. Omni Resort at ChampionsGate, Orlando, Fla. For more information, visit www.landcarenetwork.org.

December 2-4 Irrigation Show 2009. Henry B. Gonzalez Convention Center, San Antonio, Texas. To learn more, visit www.irrigation.org.