Arizona

July 9, 13, 16 Arizona Certified Landscape Professional Workshop: Pesticides & Calibrations. Ewing Irrigation, Phoenix; Maricopa Ag Center, Maricopa; Pima Community College, Tucson. To learn more, visit www.azlca.com.

California

July 13-16 California Landscape Contractors Association Summer Meeting 2011. Embassy Suites, Mandalay Bay Resort, Oxnard. To learn more, visit www.clca.us/summer.

Colorado

July 21 Associated Landscape Contractors of Colorado Summer Party. Curtis Ballroom, Comedy Works South, Greenwood Village. To learn more, email cjackson@alcc.com or visit www.alcc.com.

Hawaii

June 28, 29, 30 Plan Reading & Math for Landscapers; Plant ID & Sensitivities; Fertilizer & Soil Fertility. Urban Garden Center, Pearl City. For more information, visit www.landscapehawaii.org.

July 2 Native Hawaiian Plants & Restoration of the Dryland Forest. Kealakehe High School, Kailua Kona. For details, visit www.landscapehawaii.org.

July 5, 6, 7 Turf Establishment & Management; Pesticide Safety & Application; Pest ID & Pesticide Use. Urban Garden Center, Pearl City. To learn more, visit www.landscapehawaii.org.

July 12, 14, 19 Pruning Trees & Shrubs; Tree & Shrub Planting; First Aid. Urban Garden Center, Pearl City. For details, visit www.landscapehawaii.org.

July 21 16th Annual Hawaii MIDPAC Horticultural Conference. Komohana Agricultural Complex, Hilo. To learn more, visit www.hena.org.

July 21, 26, 28 Equipment Operation & Safety; Irrigation Parts ID & Lateral Repair; Irrigation Time Clock & Scheduling. Urban Garden Center, Pearl City. For more information, visit www.landscapehawaii.org.

July 23 Rain Garden Workshop. Ala Wai Golf Course Clubhouse, Honolulu. To learn more, email iwalanis5@gmail.com or visit www.landscapehawaii.org.

Idaho

July 15 Idaho Nursery & Landscape Association Southwest Chapter Event. Boise. For more information, visit www.inlagrow.org.

Utah

July 13 Utah Green Lagoon Day. Lagoon Amusement Park, Farmington. To learn more, visit www.utahgreen.org.

Washington

August 2 Washington Association of Landscape Professionals Annual Golf Tournament. The Golf Club at Hawks Prairie, Lacey. For details, call 425-967-0729, email info@walp.org or visit www.walp.org.

National

June 21-23 Irrigation Association Education Foundation Faculty Academy. Walla Walla, Wash. To learn more, visit www.iaef.org.

June 22-25 14th Annual Snow & Ice Symposium. Schaumburg, Ill. For details, visit www.sima.org.