December

13 Winter Botany – Identification of Plant Materials. Tower Hill Botanic Garden, Boylston, Mass. For details, call 413-545-0895, e-mail eweeks@umext.umass.edu or visit www.umassgreeninfo.org.

18-19 Certified Treecare Safety Professional Workshop and Certification Exam. Orange County Extension Education Center, Orlando, Fla. For more information, call 800-733-2622, e-mail peter@tcia.org or kochurov@tcia.org, or visit www.tcia.org.

January 2008

7-9 Great Lakes Trade Expo. DeVos Place, Grand Rapids, Mich. For more information, call 517-337-4999, e-mail asm@acd.net or visit www.glte.org.

7-11 20th Annual Advanced Landscape Plant IPM PHC Short Course. University of Maryland, College Park, Md. To learn more, call 301-405-3913, e-mail conferences@raupplab.umd.edu or visit www.raupplab.umd.edu.

9 Tree and Shrub Insect ID Laboratory. University of Massachusetts, Amherst, Mass. Call 413-545-0895 or visit www.umassgreeninfo.org for details.

9-10 Massachusetts Tree Wardens & Foresters Association Annual Conference. Host Hotel, Sturbridge, Mass. Call 781-894-4759, e-mail info@masstreewardens.org or visit www.masstreewardens.org to learn more.

9-11 CSRA Tree, Turf and Ornamental Seminar. Augusta, Ga. For details, call 706-854-0926, e-mail terry@empiretree.com or visit www.empiretree.com.

9-11 Minnesota Green Expo. Minneapolis Convention Center, Minneapolis, Minn. To learn more, call 651-633-4987 or 888-886-6652, or e-mail info@minnesotagreenexpo.com.

11 Tree Law in Louisiana. West Baton Rouge Conference Center, Port Allen, La. For more information, call 225-578-2373.

15-17 Indiana Arborist Association Annual Conference. Indianapolis, Ind. For details, call 765-494-3625, e-mail thomas.ordway@duke-energy.com or visit www.indiana-arborist.org.

16 Tree and Shrub Disease ID Laboratory. University of Massachusetts, Amherst, Mass. To learn more, call 413-545-0895 or visit www.umassgreeninfo.org.

16-18 Mid-Am Trade Show. McCormick Place, Chicago, Ill. For details, visit www.midam.org.

17 Wisconsin Green Industry Federation Annual Convention Banquet. Hyatt Regency, Chicago, Ill. Call 414-529-4705 to learn more.

26-29 43rd Annual Penn-Del Shade Tree Symposium. Lancaster Host Resort & Conference Center, Lancaster, Pa. For more information, call 215-795-0411, e-mail pennedelisa05@comcast.net or visit www.penndelisa.org.

February 2008

3-5 Wisconsin Arborist Association Annual Meeting. Middleton, Wis. For more information, call 920-948-7530 or e-mail cagritz@netwurx.com.

6 Wisconsin Nursery Association Winter Workshop. Country Springs Hotel & Waterpark, Waukesha, Wis. To learn more, call 414-529-4705.

6-8 New England Grows! Boston Convention & Exhibition Center, Boston, Mass. For more information, call 508-653-3009 or visit www.negrows.org.

9 36th Annual Long Island Arboricultural Association Tree Conference. Farmingdale State College, Farmingdale, N.Y. For more information, call 516-454-6550 or e-mail liaatrees@aol.com.

10-12 ISA Ohio Chapter Annual Conference. Columbus, Ohio. For details, call 614-771-7494, e-mail info@ohiochapterisa.org or visit www.ohiochapterisa.org.

10-14 TCIA Winter Management Conference. Westin Aruba Resort and Spa, Aruba. For more information, call 800-733-2622 or visit www.treecareindustry.org.

15 6th Annual Rochester Arborists’ Workshop. Rochester International Event Center, Rochester, Minn. To learn more, call 507-285-7431.

19-21 Arkansas Urban Forestry Council’s 2008 Conference. Eureka Springs, Ark. For details, call 800-958-5865, e-mail info@arkansastrees.org or visit www.arkansastrees.org.

19-22 ASCA Consulting Academy. Sheraton Suites, San Diego, Calif. To learn more, visit www.asca-consultants.org.

20 15th Arborists’ Certification Preparation Course: Tree Biology. Brea Conference Center, Brea, Calif. For more information, call 949-454-2409.

26-27 Trees, People and the Law Symposium. European Crystal Banquet Conference Center, Arlington Heights, Ill. For details, call 888-448-7337 or visit www.arborday.org.

27 15th Arborists’ Certification Preparation Course: Tree Identification; Tree/Soil Relations. Brea Conference Center, Brea, Calif. To learn more, call 949-454-2409.

27 Strategies and Products for Managing Weeds and Invasive Plants in the Landscape. Publick House, Sturbridge, Mass. For details, call 413-545-0895 or visit www.umassgreeninfo.org.

March 2008

4 Strategies and Products for Managing Diseases of Landscape Trees and Shrubs. Holiday Inn, Marlboro, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

5 15th Arborists’ Certification Preparation Course: Water Management; Tree Nutrition & Fertilization. Brea Conference Center, Brea, Calif. For details, call 949-454-2409.

6-7 NJAISA Garden State Tree Conference. Cook Campus Center, Rutgers University, New Brunswick, N.J. To learn more, visit www.njarboristsisa.com.

12 15th Arborists’ Certification Preparation Course: Arboriculture and the Law; Tree Selection. Brea Conference Center, Brea, Calif. For more information, call 949-454-2409.

18 Strategies and Products for Managing Insects in the Landscape. Holiday Inn, Marlboro, Mass. Call 413-545-0895 or visit www.umassgreeninfo.org to learn more.

20 Non-Chemical Products and Strategies for Disease, Insect and Weed Management in the Landscape. Sheraton Hotel, Milford, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

26 15th Arborists’ Certification Preparation Course: Climbing and Working in Trees; Tree Support and Protection Systems. Brea Conference Center, Brea, Calif. For details, call 949-454-2409.

29 Tree Workers’ Certification Preparation Course: First Aid; CPR; Aerial Rescue. Adventure County Park, Whittier, Calif. For more information, call 949-454-2409.

April 2008

2 15th Arborists’ Certification Preparation Course: Tree Selection; Tree Installation & Establishment. Brea Conference Center, Brea, Calif. To learn more, call 949-454-2409.

2 Tree Workers’ Certification Preparation Course: Tree Biology. Brea Conference Center, Brea, Calif. For more information, call 949-454-2409.

9 15th Arborists’ Certification Preparation Course: Pruning; Safety. Brea Conference Center, Brea, Calif. Call 949-454-2409 for details.

9 Tree Workers’ Certification Preparation Course: Tree Cabling. Brea Conference Center, Brea, Calif. To learn more, call 949-454-2409.

16 15th Arborists’ Certification Preparation Course: Diagnosis & Plant Disorders. Brea Conference Center, Brea, Calif. For more information, call 949-454-2409.

16 Pruning Trees and Shrubs. Holiday Inn, Brockton, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

16 Tree Workers’ Certification Preparation Course: Tree Planting. For details, call 949-454-2409.

23 15th Arborists’ Certification Preparation Course: Plant Health Care. Brea Conference Center, Brea, Calif. Call 949-454-2409 to learn more.

23 Tree Workers’ Certification Preparation Course: Tree Pruning. For details, call 949-454-2409.

29 Scouting for Pests and Problems of Turf and Woody Ornamentals Walkabout: Weeds and Tree & Shrub Diseases. Elm Bank, Wellesley, Mass. Call 413-545-0895 or visit www.umassgreeninfo.org for more information.

30 15th Arborists’ Certification Preparation Course: Tree Assessment and Risk Management; Trees and Construction. Brea Conference Center, Brea, Calif. For more information, call 949-454-2409.

30 Tree Workers’ Certification Preparation Course: Tree Safety Procedures. Brea Conference Center, Brea, Calif. To learn more, call 949-454-2409.

May 2008

20-22 Green West Expo & Conference 2008. Los Angeles Convention Center, Los Angeles, Calif. For more information, e-mail info@GreenWestExpo.com or visit www.GreenWestExpo.com.

28 Scouting for Pests and Problems of Turf and Woody Ornamentals Walkabout: Insects and Weeds. East Bridgewater, Mass. To learn more, call 413-545-0895 or visit www.umassgreeninfo.org.

July 2008

30 Weed Identification Workshop: Broadleaf Weeds. Arnold Arboretum, Jamaica Plain, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

August 2008

6 Weed Identification Workshop: Broadleaf Weeds. University of Massachusetts, Amherst, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

27 Weed Identification Workshop: Grassy Weeds. University of Massachusetts, Amherst, Mass. For details, call 413-545-0895 or visit www.umassgreeninfo.org.

October 2008

1 Scouting for Pests and Problems of Turf and Woody Ornamentals Walkabout: Weeds and Tree & Shrub Diseases. Arnold Arboretum, Jamaica Plain, Mass. For more information, call 413-545-0895 or visit www.umassgreeninfo.org.

21-23 Green East Expo & Conference 2008. Jacob K. Javits Convention Center, New York, N.Y. For details, e-mail info@GreenEastExpo.com or visit www.GreenEastExpo.com.