March

16-18 Southern Chapter ISA Annual Meeting. Knoxville, Tenn. For details, call 888-339-8733 or e-mail dcarter@isasouthern.org.

17 Electrical Hazards Awareness Program workshop. Dorsey-Ewald Conference Center, St. Paul, Minn. For more information, call 800-733-2622 or visit www.tcia.org/Public/product_ehap_seminars.htm.

17-19 Certified Pesticide Applicator Training & Testing. Belleville, Mich. For details, call 248-646-4992.

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.

18-19 Tree Care Workshop. Mead, Neb.; Norfolk, Neb. For more information, call 402-472-1382.

19 Pruning for Professionals. Penn Township Building, West Grove, Pa. Call 610-696-3500, ext. 20 for information.

20 Plant Health Care & Prescription Fertilization. Rutgers University, New Brunswick, N.J. For details, call 732-932-9271 ext. 625, e-mail landscape@cook.rutgers.edu or visit www.cookce.rutgers.edu/landscape.

20 Trees in a Changing Climate. Joseph Regenstein Jr. School of the Chicago Botanic Garden, Glencoe, Ill. To learn more, call 847-835-5440.

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.

20-May 8 ISA Certified Arborist Test Prep Course. Georgia Center for Continuing Education, Athens, Ga. For details, call 706-542-3537 or visit www.georgiacenter.uga.edu/ppd/courses/green.phtml.

25-27 West Virginia Vegetation Management Association Conference. Stonewall Jackson State Park Lodge, Roanoke, Va. To learn more, call 304-234-3143 or e-mail machedester@aep.com.

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.

27 Electrical Hazard Awareness Training. Lansing Community College, Lansing, Mich. To learn more, call 517-337-4999 or e-mail asm@acd.net.

28 Soil & Water Science for Arborists. San Francisco State University, San Francisco, Calif. For details, visit www.wcisa.net.

28 One-Day Certification Review Class. Tallahassee, Fla. Call 850-606-5202 for information.

28 Advanced Pruning Techniques. Rutgers University, New Brunswick, N.J. To learn more, call 732-932-9271 ext. 625, e-mail landscape@cook.rutgers.edu or visit www.cookce.rutgers.edu/landscape.

28 Arborist Training: Tree Bio & ID. Decatur, Ga. For details, call 404-298-4084.

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

April

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.

2-3 Level I Precision Felling. Asheville, N.C. For details, visit www.arbormaster.com.

3 Palm & Woody Monocot Safety Training. Los Angeles County Arboretum, Arcadia, Calif. To learn more, visit www.wcisa.net.

3-4; 29-30 Tree Risk Assessment in Urban Areas & the Urban/Rural Interface. Redmond, Wash.; Spokane, Wash. For more information, visit www.pnwisa.org/calendar.html.

4 Texas Tree Climbing Championship. Fort Worth, Texas. To learn more, visit www.isatexas.com.

4 Arborist Training: Pruning & Tree Support. Decatur, Ga. For details, call 404-298-4084.

4-5 Level I Tree Climbing Methods. Asheville, N.C. For more information, visit www.arbormaster.com.

7-8; 9-11 Level I Arborist Rigging Applications. Asheville, N.C. To learn more, visit www.arbormaster.com.

7-9 Trees & Utilities Conference. Wyndham Orlando Resort, Orlando, Fla. For more information, visit www.arborday.org/TUConference.

8-9 Certified Pesticide Applicator Training & Testing (Spanish). Bingham Farms, Mich. To learn more, call 248-646-4992.

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

9 Electrical Hazards Awareness Program workshop. Dorsey-Ewald Conference Center, St. Paul, Minn. For more information, call 800-733-2622 or visit www.tcia.org/Public/product_ehap_seminars.htm.

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

11 Arborist Training: Trees & Construction. Decatur, Ga. For more information, call 404-298-4084.

12 2008 MAC-ISA Tree Climbing Championship. Gaithersburg, Md. For details, call 703-753-0499.

15 Tree Protection During Construction Activities. Griffin, Ga. To learn more, call 770-229-3251.

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.

18 ISA Certified Arborist Exam. San Antonio, Texas. For more information, visit www.isa-arbor.com/certification/tests.aspx.

19 Workshop: Pruning/Safety, Tree Assessment & Risk Management, Trees & Construcion, Climbing & Working in Trees. Orem, Utah. For details, call 801-852-6920, e-mail sbunker@provo.utah.gov or visit www.utahurbanforest.org.

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.

23 Public Tree Establishment Seminar. Warren Public Library, Warren, Pa. To learn more, call 814-333-7440.

25 118th Official State of Texas Arbor Day Celebration. El Paso, Texas. For more information, visit www.isatexas.com.

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.

30 Electrical Hazards Awareness Program workshop. Mid-State Technical College, Wisconsin Rapids, Wis. For details, call 800-733-2622 or visit www.tcia.org/Public/product_ehap_seminars.htm.

May

1-4 Western Chapter ISA Annual Conference & Trade Show. Fairmont Hotel, San Jose, Calif. For more information, call 866-785-8960 or visit www.wcisa.net.

12 Electrical Hazards Awareness Program workshop. Knoxville, Tenn.; Milpitas, Calif. For details, call 800-733-2622 or visit www.tcia.org/Public/product_ehap_seminars.htm.

17 ISA Certified Tree Worker Exam. New Jersey Forestry Research & Education Center, Jackson, N.J. To learn more, call 609-625-6021 or visit www.isa-arbor.com.

19 Electrical Hazards Awareness Program workshop. Tucson Electric Power, Tucson, Ariz. For details, call 800-733-2622 or visit www.tcia.org/Public/product_ehap_seminars.htm.

20 ISA Certified Arborist, Utility & Municipal Specialist Exams. PSE&G Training Center, South Plainfield, N.J. To learn more, call 609-625-6021 or visit www.isa-arbor.com.

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.

June

5 ISA Certified Arborist Exam. Fort Worth, Texas. For more information, visit www.isa-arbor.com/certification/tests.aspx.

July

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

August

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

14 ISA Certified Arborist Exam. Round Rock, Texas. To learn more, visit www.isa-arbor.com/certification/tests.aspx.

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

September

24-26 ISA-Texas 29th Annual Tree Conference. College Station, Texas. For more information, visit www.isatexas.com.

26 ISA Certified Arborist Exam. College Station, Texas. For details, visit www.isa-arbor.com/certification/tests.aspx.

October

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.