CNGA Board of Directors - 2022


Mandy Gerace, CGG | Syngenta Flowers, Thornton, Colorado

Mandy grew up in the greenhouse industry. She graduated from Colorado State University with a degree in communications in 2002. Since 2007, she worked at Welby Gardens in Sales, Production and Marketing and then joined Syngenta Flowers in 2020 as an RNS Account Manager. She enjoys skiing, hiking and traveling.

Secretary/Treasurer & President Elect
Matt Edmundson | Arbor Valley Nursery, Brighton, Colorado

Matt is a third generation owner of Arbor Valley Nursery in Brighton, CO.  Matt has a BA in Economics from CU-Boulder.  He is a Board member of CHREF and Plant Select. In the past he has served as CHREF president, on the ANLA Landscape Distribution board and on the GreenCO Legislative committee.


Officer At Large
Joe Haskett | James Nursery Company, Denver, Colorado

Joe is a third-generation owner of James Nursery Company in Denver, CO.  He holds a BS in Business Management from Metropolitan State College of Denver, and has worked in the industry for over 20 years.  Joe has worked at every level of the nursery having started as a weed pulling water-boy and working up to current status of owner after having purchased the business from his uncle. 



Kent Broome | Rocky Mountain Horticulture Services, Hygiene, Colorado

Kent represents Baxter Wholesale Nursery in Emmett, Idaho as well as Bylands Wholesale in Kelowna, B.C. He was a sales representative for Bailey Nurseries for 24 years and has been in the industry for over 40 years. Kent has served on the Colorado Nursery Association Board, the CNGA Board and the ProGreen Board as well as several CNGA committees. Kent is also a CNGA Hall of Fame recipient.  

Kerri Dantino Kerri Dantino | Little Valley Wholesale Nursery, Brighton, Colorado

Kerri has worked as the Purchasing Manager at Little Valley Wholesale Nursery since 2014. She graduated from Colorado State University with a major in Landscape Horticulture in 2001. She joined the CNGA Board of Directors in 2015. She enjoys traveling, gardening, reading and spending time with her family and their menagerie of animals. 


Julie Echter | Echter's Nursery & Garden Center, Arvada, Colorado

Julie is a Colorado native and University of Colorado graduate, on track to be a third-generation owner of Echter’s Nursery and Garden Center. She graduated CU Boulder in 2015 with a Bachelor of Science in Business Administration and a certificate in Digital Media. Julie joined Echter’s full-time in 2017 as sales associate in hardgoods. She received the Horizon Award in 2018 after creating a philanthropy to donate excess Christmas trees to families in need. Julie became a Colorado Master Gardener in 2021 and remains an active volunteer for the organization. She is passionate about inspiring a new, diverse generation of gardeners and fostering collaboration to advance the industry.  

Harriett McMillan, CCNP | Echter's Nursery & Garden Center, Arvada, Colorado

Harriett is a Colorado native and has been learning about and growing perennials for over 40 years.  She joined Echter’s Garden Center in 1990 and became the manager of the perennial department.  In 1998 she served as Horticulture Information Specialist at Denver Botanic Gardens, returning to Echter’s in 2001 where she works in customer service as a plant doctor, customer education and outreach.  Harriett has served as president of Garden Centers of Colorado. She was named Nursery Person of the Year by CNGA in 2004 and GreenCo Person of the Year in 2010. She has been active in the development of the Plant Select® program for the past 20 years. She has served on the CNGA Certification Committee and the Programs Committee.


Giovanna Romero | Welby Gardens, Arvada, Colorado

Giovanna is the Sales and Marketing Manager at Welby Gardens. She grew up playing in the greenhouses and has worked with her family business for over 20 years. She graduated with honors from CU Boulder with degrees in Humanities and Communication in 1998. Giovanna served on the Garden Centers of Colorado Board for several years. She is a wife and mother of 4 freethinkers. She enjoys listening to audiobooks and is a young adult fiction book and film fanatic.   


Terry Shaw, CCNP | Harding Nursery, Inc., Colorado Springs, Colorado

Terry is an owner of Harding Nursery, Inc. in Colorado Springs.  He has grown Harding Nursery from twelve acres on Powers Blvd. to 172 total acres, including 160 acres of growing fields on their farm in Calhan, CO, with an additional 40 acres of growing fields located in Idaho. Terry has worked on green industry projects through the years from helping with the continuation of the H2A program, developing educational programs and contributing to the development of the Colorado Plant Guide that is in use today. 


Ex-Officio Director
Mike Bone, CGG | Denver Botanic Gardens, Denver, Colorado

Mike is the curator of steppe collections at the Denver Botanic Gardens. Mike is a graduate of FRCC with specialties in propagation and nursery management. Mike works very closely with the Plant Select program and is engaged in plant collections from around the world with an intent to study and understand the flora of the worlds steppe regions.

James Klett, PhD Ex-Officio Director
James Klett, PhD | Colorado State University, Fort Collins, Colorado

Jim has been a professor of Landscape Horticulture, Ornamentals and Nursery Management at CSU since 1980. He earned his doctorate and master's in Horticulture from the University of Illinois and a bachelors in Horticulture from The Ohio State University. He joined the CNGA board as an ex-officio director in 1997. In addition to serving on the CNGA and the CHREF board, he serves on many other committees and boards in the Colorado green industry. He was instrumental in starting Plant Select and still serves on the board. He enjoys gardening, testing new landscape plants in his home garden and collecting Ohio pottery and antiques in general.