March 23 - 27, California Spring Trials, www.springtrialsregistration.com

Apr. 4 - 5, Grey to Green Conference, Toronto, Ont. www.greytogreen.org

June 15 - 23, Garden Days, www.gardendays.ca

June 19 - 21 Salon du Végétal, Nantes, France, salonduvegetal.com/pro/en/

June 23 - 26 Garden Centers of America Summer Tour, Nashville, Tenn., gardencentersofamerica.com

June 25 - 28 SIMA Snow and Ice Symposium, Grand Rapids, Mich. www.sima.org

July 13 - 16 Cultivate '19, Columbus, Ohio www.cultivate19.org

Aug. 11 - 14 ISA International Trade Show and Conference, Knoxville, Tenn. www.isa-arbor.com

Aug. 13 - 15 Independent Garden Center Show, Chicago, Ill. www.igcshow.com

Aug. 21 - 23 The Far West Show, Portland, Ore. www.farwestshow.com

Aug. 21 - 23 Plantarium, Boskoop, Holland www.plantarium.nl

Sept. 10 - 12 GLEE, Birmingham, U.K. www.gleebirmingham.com

Sept. 25 - 26 CanWest Hort Expo, Abbotsford, B.C. www.canwesthortshow.com

Oct. 9  -10 Canadian Greenhouse Conference, Niagara Falls, Ont. www.canadiangreenhouseconference.com

Oct. 16 - 18 Green Industry Show and Equipment Expo, Louisville, Ky. www.gie-expo.com

Nov. 20 - 22 Fihoq Expo, Drummondville, Que. www.expofihoq.com