February March 2018

2 LooseLeaf  February/March 2018 colorad o nga.org Our Mission To create opportunities for horticultural and associated industry professionals to collaboratively grow their businesses through fellowship, education, advocacy and certification. Cover Photo Courtesy of Colorado State University 3 Message from the Board Advocating for the Green Industry 4 Here for the Members Get Ready for ProGreen! 5 Member Profiles Denver Parks & Recreation Dōnath Lake Greenhouses 16 Federal Outlook A New Tax Bill Under the Christmas Tree 18 GreenCO Update 2018 Colorado Legislative Report 19 Safety Corner Creating a Safety Culture in the Workplace 20 CSU Research Update Superior Herbaceous Perennials 22 CHREF Help Us Create a Legacy 23 NewMembers, Classified Ads, & Advertisers List 24 New Year, NewWebsite Dan Wise, CCNP, President Fort Collins Wholesale Nursery 970.484.1289 [email protected] Kerri Dantino, Secretary-Treasurer, President-Elect Little Valley Wholesale Nursery 303.659.6708 [email protected] Beth Gulley, Officer-at-Large Gulley Greenhouse & Garden Center 970.223.4769 [email protected] Mandy Gerace Welby Gardens 303.288.3398 [email protected] Michelle Cadena, CCNP Sunshine Horticulture 303.301.5444 [email protected] Sharon Harding-Shaw, CCNP Harding Nursery 719.596.5712 [email protected] Matt Edmundson Arbor Valley Nursery 303.654.1682 [email protected] Mike Bone, CGG Denver Botanic Gardens 720.865.3769 [email protected] Jesse Eastman, CCNP Fort Collins Nursery 970.482.1984 [email protected] Jim Klett, Ph.D. CSU Dept. of Horticulture &  Landscape Architecture 970.491.7179 [email protected] Allison Gault, MBA, CAE Executive Director Colorado Nursery &  Greenhouse Association 303.758.6672 [email protected] Board of Directors Publisher Colorado Nursery & Greenhouse Association 959 S. Kipling Pkwy., Ste. 200 Lakewood, CO 80226 P: 303.758.6672 F: 303.758.6805 [email protected] coloradonga.org Printer LLM Publications P.O. Box 91099 Portland, OR 97291 www.llmpubs.com Display Advertising Katy Patterson, LLM Publications 503.445.2244  [email protected] Allison Gault, MBA, CAE Executive Director [email protected] Staff DanWise, CCNP Allison Gault, MBA, CAE Jay Hicks Tanya Ishikawa Dr. Jim Klett David McKinney Ben Northcutt Craig Regelbrugge Michael Schleining, CCNP Traveler’s Insurance Company SarahWong, CCNP Tanya Ishikawa Buffalo Trails Multimedia  Communications 303.819.7784 [email protected] Contributing Writers Michelle Euell Administrative Coordinator [email protected] Directors Editor Ex-Officio Members Ben Northcutt Membership Manager [email protected] In This Issue Marketing Chemicals in the Garden Center LooseLeaf  is published six times a year with issues scheduled for February/March, April/May, June/July, August/September, October/November, and December/January. Visit coloradonga.org for classified advertisements, plant publications, upcoming events, a member directory, and much more! Damaged On Arrival – Potential Problems with Shipped Plants Best Practices for Ensuring Success with Bare Root Stock 7 10 14