Q: What Pesticides are used for cannabis cultivation in Colorado?

Answer: Pesticide use in Cannabis Production

This link is to the Colorado State Department of Agriculture. It is the most comprehensive, up to date list that has been published for the cannabis industry alerting them of the pesticides approved for use on the cannabis plant cultivated in Colorado. The link will be updated as often as the State updates their list. 

10/22/2021 update

Pesticide List Update: The list for pesticides that can be used on cannabis without being a violation of the pesticide applicators’ act has been updated. Please note the following products have been added:

• Athena IPM
• Cuts
• Growth Spurt
• Jet-ag 5%
• Rhapsody
• Transistor

To view the updated list CLICK HERE. For questions regarding this change, please contact Jolynn Morris at (303) 869-9060 or email Jolynn.morris@state.co.us

08/23/2021- August 2021 update

• Cinnaction
• Garland
• Hedge Defense Plant Protectant
• LALSTOP K61WP
• Thymic
• Zonix Biofungicide

07/16/2021: Pyrethrum TR insecticide no longer allowed for use in Cannabis Production. 

07/01/2021 https://drive.google.com/file/d/1upPu4MArl5Wcdy0eOgP7fkgFDTTSmQo0/view  

07/01/2021 : Please note the following products have been added:

• BH-B BotanoHealth Fungicide
• General Hydroponics Trishield Insecticide, Miticide & Fungicide Concentrate
• Hydroxycide 527
• PRO-MIX Bio-Fungicide
• PRO-MIX FPX Bio-Fungicide

06/10/2021  State of Colorado Updated Approved Pesticide list

06/10/2021  The following products were added to the current list of approved pesticides for use in Cannabis Cultivation in the state of Colorado:

• Clean Crop Solutions
• Fortify PC
• Garden Safe Brand Multi-Purpose Garden Insect Killer2
• Guarda
• Surround WP
• Trianum P Biological Fungicide

05/07/2021  State of Colorado Updated Pesticide List. 

05/07/2021 The following products were added to the current list of approved pesticides for use in cannabis cultivation in the State of Colorado:

• Asperello T34 Biocontrol
• CHS Unlocked PRO
• Cygin PRO
• Harrell's ProtectMAX Title Phyte Systemic Fungicide
• Hormex Rooting Powder No. 16
• Mite Xstream
• NOFly WP
• Seican

03/30/2021 State of Colorado-list of approved pesticides for use on cannabis-update

03/30/2021 The following products were added to the current list of approved pesticides for use in cannabis cultivation in the State of Colorado: 

• AGRI-FOS Systemic Fungicide Plus
• Earth's Ally insect control concentrate
• Howler Lawn and Garden Fungicide
• Mammoth Garden Protect Me

02/19/2021: The following products were added to the current list of approved pesticides for use in cannabis cultivation in the State of Colorado:

• Arber Bio Fungicide
• Arber Bio Insecticide 
• Arber Bio Protectant
• Brandt Turfzilla
• Golden Pest Spray oil
• OrganiShield
• Sproan EC2 

07/14/2020: The following products were added to the current list of approved pesticides for use in cannabis cultivation in the State of Colorado:

• Decco AG PAA 
• Mite-Phite ZM
• Fortify Miticide
• VaRx Brand MaxRx

For questions regarding this change, contact Laura Quakenbush at (303) 869-9060 or email Laura.Quakenbush@state.co.us.