Arizona

March 19 United States Golf Association Handicap System Certification & Rules of Golf Seminar. Arizona Golf Resort, Mesa, Ariz. For details, visit www.awga.org

March 27 Handicap Certification Seminar. Briarwood Country Club, Sun City West, Ariz. To learn more, visit www.azgolf.org

April 8 Handicap Certification Seminar. Tucson Country Club, Tucson, Ariz. Visit www.azgolf.org for details.

April 9 Arizona Certified Landscape Professional Workshop: Bedding Plants/Color. Central Arizona College, Coolidge, Ariz. For more information, visit www.azlca.com

California

March 19-20 Legislative Conference. Sacramento, Calif. For details, call 800-448-2522 or visit www.clca.org

Colorado

March 19 Workshop Certificate Series: Irrigation #4—Piping, Heads and Hydraulics. Dawn Industries, Arvada, Colo. For details, call 303-757-5611.

March 26 Workshop Certificate Series: Irrigation #5—Low Volume Irrigation (English); Irrigation #7—Installation (Spanish). Dawn Industries, Arvada, Colo. For more information, call 303-757-5611.

March 27-28; April 4 Workshop Certificate Series: Water Features. Ronald McDonald House, Aurora, Colo. To learn more, call 303-757-5611.

April 2 Workshop Certificate Series: Irrigation #6—Advanced Trouble­shooting (English); Irrigation #8—Troubleshooting (Spanish). Dawn Industries, Arvada, Colo. For more information, call 303-757-5611.

April 5 Workshop Certificate Series: Field Day. Pickens Technical College, Aurora, Colo.  For details, call 303-757-5611.

April 10 Workshop Certificate Series: Foremanship Training (Spanish). Junior League of Denver, Denver, Colo. Call 303-757-5611 for more information.

Idaho

March 28-30 2008 Boise Flower & Garden Show. Boise, Idaho. For more information, visit www.gardenshowboise.com

Oregon

March 18 Oregon Association of Nurseries Mt. Hood Chapter Meeting. Persimmon Country Club, Gresham, Ore. For more information, visit www.oan.org

March 19 Oregon Association of Nurseries Safety Committee. OAN Office, Wilsonville, Ore. To learn more, visit www.oan.org

April 8 Oregon Association of Nurseries Willamette Chapter Meeting. Oregon Garden, Silverton, Ore. For details, visit www.oan.org

April 15 Oregon Association of Nurseries Mt. Hood Chapter Meeting. Persimmon Country Club, Gresham, Ore. For more information, visit www.oan.org

Washington

 March 27-30 Puget Sound Home, Garden & Garage Show. Puyallup Fairgrounds, Puyallup, Wash. For more information, visit www.pugetsoundtradeshows.com 

National

March 17 United States Golf Association Southwest Regional Conference. Arizona Country Club, Phoenix, Ariz. For more information, e-mail pgross@usga.org or visit www.usga.org

March 17 ID, Biology and Current Control of Poa trivialis. Golf Course Superintendents Association of America Web cast. For details, call 800-472-7878 or visit www.gcsaa.org/education/webcast/webcast.aspx

March 19-20 Landscape Irrigation Auditor Class. Fairmont Hot Springs Resort, Fairmont, Mont. To learn more, visit www.irrigation.org

March 20 United States Golf Association Mid-Continent Regional Conference. Lakeside Country Club, Houston, Texas. For more information, e-mail budwhite@usga.org or visit www.usga.org

March 26-27 Irrigation Contractor Class. Springfield, Ill. For details, visit www.irrigation.org

Canada/International

March 28-April 5 American Society of Golf Course Architects Annual Meeting. Scotland. For more information, visit www.asgca.org

April 13-16 Turf Producers Australia National Conference & Field Day. Canberra Convention Centre, Canberra, Australia. For details, e-mail ktappin@bigpond.net.au or visit www.turfaustralia.com

May 19-20 1st European Turfgrass Society Conference. Pisa, Italy. For details, visit www.agr.unipi.it/ETSC

May 20-22 Irrigation Australia 2008 Conference & Exhibition. Melbourne Exhibition Centre, Melbourne, Australia. To learn more, visit www.irrigationaustralia.com/au

July 20-23 9th International Conference on Precision Agriculture. Denver, Colo. For more information, visit www.icpaonline.org

July 28-August 1 Turfgrass Producers International Summer Convention & Field Days. Calgary, Alb., Canada. To learn more, visit www.turfgrasssod.org