Latest News
The Golden Gun was awarded by Rick Roehm, president of CALCP, during record breaking attendance at Spring Training Conference March 1 & 2, 2016 to Donna Ralston, who is approaching retirement after 20 years as Executive Director.
➡️ Save the Date: 09/16/26
Join Colorado arborists, lawn care professionals, and landscape contractors on September 16, 2026 for Saluting Branches Colorado — a statewide day of service honoring veterans through professional tree and landscape care.
➡️ Legislative Upate
An executive summary of the 2026 Colorado legislative bills impacting the green industry, including pesticide regulation, labor policy, irrigation standards, fleet emissions, and agricultural operations as of February 16, 2026.
➡️ EPA announces PALM pesticide mitigation tool
The EPA has launched the Pesticide App for Label Mitigations (PALM), a mobile-friendly tool that helps pesticide applicators comply with label mandated mitigation measures, protect endangered species, and meet federal regulations with ease.
➡️ Emerald Ash Borer Detected in Denver
Emerald ash borer (EAB) has been confirmed in Denver, threatening more than 330,000 ash trees across the city. The City and County of Denver urges residents to identify, treat, or replace their ash trees now to help protect the urban forest. Learn how to take action at BeASmartAsh.org.
➡️ 2026 Spring Training Conference: Save The Date
Save the date for the 38th Annual CALCP Spring Training Conference, March 3–4, 2026 at the Sheraton Denver Tech Center. Join Colorado’s top arborists and lawn care professionals for education, networking, and CDA credits.
Spring Training Conference 2025 Schedule at a Glance Released
One-stop shop for Colorado Pesticide CEC’s.
➡️ CSU Weed Research Field Day 2024
It's back! July 9th, 2024 at Beech Open Space Shelter (Off Hwy 36 and Neva Road) from 8:30am-12:30pm. Lunch provided. RSVP by July 5th. See flyer: CSU Field Tour July 9, 2024 Flyer Final
➡️ Join Our Board of Directors!
CALCP IS LOOKING FOR YOU! A VOLUNTEER THAT CARES ABOUT THE FUTURE OF THE TREE AND LAWN CARE INDUSTRY! ARE YOU INTERESTED IN BECOMING A BOARD OF DIRECTOR AND/OR COMMITTEE VOLUNTEER? EXPERIENCE: CALCP provides educational opportunities, support for research and...
➡️ 2024 Legislative Year End Report
2024 End of Session GreenCO