2026 Colorado General Assembly Convenes
The Second Regular Session of the 75th General Assembly convened on Wednesday, January 14, 2026. Opening day featured the traditional remarks from leadership in...
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...
Green Roof Weed Management: Pendulum 2G Pre-Emergent Herbicide Damages Green Roof...
Green roofs can provide many benefits to urban communities, including reduction of urban heat island effect, reduction in building cooling costs, improvement in air...
Consumer Favorites from 2019 Annual Trial Gardens
On Saturday, August 10, we invited the public from Colorado to visit and judge over one thousand different annuals from 25 different companies from...
How to Read Financial Statements
Part 1 of 3 – The Balance Sheet
Like reading any book, start at the beginning, and I believe the beginning of financial statements is...
Boxwood Hardiness Trials
By James E. Klett, Ph.D.
Professor & Landscape Horticultural Specialist
Colorado State University
For many, boxwoods are synonymous with hedging and the parterres of many European landscapes....
The Foundation: CSU Funding Options are a High Priority
The CHREF Board of Directors met on March 9th to discuss business with new directors as well as funding for CSU initiatives beyond the...
Training for CNGA members – Certification and Beyond
The Colorado Nursery and Greenhouse Association (CNGA) has always held education, training, competence, and professionalism in high regard. The mission statement is: “CNGA creates...
How to Read Financial Statements
Part 2 of 3 – The Income Statement
Moving on from the Balance Sheet (featured in the previous issue of NewsLeaf), go to the Income...
Woody Plant Trials on Colorado’s Western Slope
By James E. Klett, Ph.D.
Professor & Landscape Horticultural Specialist
Colorado State University
As part of our multi-site woody plant trials throughout Colorado, one site is at...


















