CNGA Board of Directors - 2020


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 spending time with her family and their menagerie of animals. 

Mandy Gerace

Secretary/Treasurer, President-Elect

Mandy Gerace | Welby Gardens, Arvada, Colorado

Mandy grew up in the greenhouse industry. She graduated from Colorado State University with a degree in communications in 2002. She's worked at Welby Gardens in the Sales, Production and Marketing since 2007.  She enjoys skiing, hiking and traveling.

Office At Large
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 22 years and has been in the industry for over 40 years. Kent has served on the CNA Board, CNGA Board and the ProGreen Board as well as several CNGA committees. Kent is also a CNGA Hall of Fame recipient.  


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.

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 the current president of CHREF and a board member for Plant Select.  In the past he has served on the CNGA Board of Directors, ANLA Landscape Distribution board and on the GreenCO Legislative committee.  


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.

Jeff Jones | Great Gardens, Torrington, Wyoming

Jeff is the Owner/Manager of Great Gardens, a retail Garden Center which is open year around and offers a full line of retail products. He has been a speaker at the ProGreen Expo 3 times, has written in Looseleaf magazine five times, attends many CNGA events and brings a large contingent of employees to CNGA BBQ=s each year. Prior to operating this garden center Jeff worked in the banking business and then as a financial consultant for 15 years. Being in this industry has been much more relaxing and rewarding than previous years of high stress financial duties. Continuing education is at the top of the list for myself and employees.

Dan Wise, CCNP | Fort Collins Wholesale Nursery, Fort Collins, Colorado

Dan is part owner and head of wholesale sales at Fort Collins Wholesale Nursery and is a 1995 graduate of Colorado State University with a major in Landscape Horticulture. In 1999 he became a Colorado Certified Nursery Professional and he joined the CNGA Board of Directors in 2013. He enjoys hiking, camping, gardening, and spending time with his family.


Diana Reavis, Eason Horticultural Resources, Fort Collins, Colorado

Diana is a sales representative for Eason Horticultural Resources serving the inter-mountain states region for 19 years. Previous to that she worked at Gulley Greenhouse for 10 years in plug production, growing, and retail sales. She graduated from Colorado State University with a degree in Floriculture. She sits on the Advisory Committee for the CSU annual & perennial trial grounds, and various committees within Plant Select for the past 25 years. She enjoys music festivals, movies, the Avalanche, and a good craft brewery or distillery. She was the 2017 CNGA Person of the Year.

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.