CHREF Update
CHREF Donates to Three CSU Hort Research Projects
The Board of Directors of the Colorado Horticulture Research and Education Foundation (CHREF) would again like to...
Consumer Picks from 2021 Annual Flower Trials
By James E. Klett, Ph.D.
Professor & Landscape Horticultural Specialist
Colorado State University
On Saturday July 31, 2021, the Colorado State University Annual Flower Trial Garden hosted...
Boxwood Hardiness Trials
For many, boxwoods are synonymous with hedging and parterres of many European landscapes. Generally boxwoods prefer more loam, well-drained soils and often thought to...
Seven “Top Performer” Perennials in 2023
The Colorado State University (CSU) Trial Gardens attract thousands of visitors to the campus each year. Trial Gardens include the Annual and Perennial Trial...
Superior Herbaceous Perennials from Colorado State University
CSU RESEARCH UPDATE
By James E. Klett, Ph.D., CSU Professor & Extension Landscape Horticulturist; & David McKinney, CSU Undergraduate, Horticulture Major
Research continues on evaluating herbaceous...
Legislative Preview
The First Regular Session of the 74th Colorado General Assembly convened on Jan. 9, 2023. The 2022 General Election didn’t change the make-up of...
How to Help Customers with Weed Problems
There’s never a dull moment in the weed world, professes State Weed Coordinator Steve Ryder of the Colorado Department of Agriculture (CDA), adding that...
Developing Japanese Beetle Biological Control Programs
Over the past two decades, since the Japanese beetle first became established in parts of eastern Colorado, it has proved very well adapted to...
Creating Desirable Outdoor Living to Maximize Property Values
It’s no secret Coloradans love the outdoors. Outdoor living spaces are important for Colorado homes. While there is no one-size-fits-all answer to creating the...
BEST MANAGEMENT PRACTICES FOR PESTS: Rampant Fire Blight in 2018
For the last 30 years every spring and summer, customers have been bringing their fire blight samples to Phelan Gardens and Earth Expressions Landscape...



















