Subscribe to a Newsletter
Trial Results
"Best of" Annuals
- 2020 Winners
- 2019 Winners
- 2018 Winners
- 2017 Winners
- 2016 Winners
- 2015 Winners
- 2014 Winners
- 2013 Winners
- 2012 Winners
- 2011 Winners
- 2010 Winners
Best of Cool Season
- 2020 Winners
- 2019 Winners
- 2018 Winners
- 2017 Winners
- 2016 Winners
- 2015 Winners
- 2014 Winners
- 2010 Winners
- 2009 Winners
- 2008 Winners
"Top Performer" Perennial
- 2020 Winners
- 2019 Winners
- 2018 Winners
- 2017 Winners
- 2016 Winners
- 2015 Winners
- 2014 Winners
- 2013 Winners
- 2012 Winners
- 2011 Winners
- 2010 Winners
- 2009 Winners
Videos
Related Links
- PlantTalk Colorado™
- Plant and Environmental Research Center - Arboretum
- Gardens on Spring Creek
- CSU Department of Horticulture and Landscape Architecture
- College of Agricultural Sciences
- PlantSelect®
- Green Industries of Colorado (Green Co.)
- Denver Botanic Gardens
- CSU Extension
- Make an online donation to the Annual Flower Trial Gardens
Salvia ‘Blue by You’ (Salvia nemerosa) by Darwin Perennials