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Herbicide Application Updates#

This website is updated on a weekly basis during the growing season. Always look for the herbicide application flags which are placed out before application and left up for 24 hours after application.

Questions? Contact the Park Shop at parkshop@fcgov.com or 970.221.6660.

Please note, all herbicide application schedules are subject to change due to weather and programmed activities. 

SPRAYING - September 17-19#

Site(s) Sprayed: Spring Canyon
Trade/Common Name of Herbicide: Mad Dog 5.4
Active Ingredients in Herbicide: Glyphosate
To Control: Weeds and Unwanted Grasses

SPRAYING - September 16#

Site(s) Sprayed: Sugar beet rock beds, rolland moore trailhead beds
Trade/Common Name of Herbicide: Ranger pro
Active Ingredients in Herbicide: Glyphosate
To Control: Weeds and Unwanted Grasses

SPRAYING - September 15-19#

Site(s) Sprayed: Twin Silo Park/Radiant Park - tree rings, soft trails, garden beds, BMX track, baseball fields, sports fields
Trade/Common Name of Herbicide: Mad dog, Amine 4 24D Weed Killer
Active Ingredients in Herbicide: Glyphosate, Dimethylamine salt, 2,4-D Choline Salt
To Control: Weeds and Unwanted Grasses

SPRAYING - September 15-19#

Site(s) Sprayed: Stewart Case
Trade/Common Name of Herbicide: Mad Dog, Ambien 4
Active Ingredients in Herbicide: Glyphosate, 2-4D
To Control: Weeds and Unwanted Grasses

SPRAYING - September 15-19#

Site(s) Sprayed: English Ranch
Trade/Common Name of Herbicide: Mad Dog, Ambien 4
Active Ingredients in Herbicide: Glyphosate, 2-4D
To Control: Weeds and Unwanted Grasses

SPRAYING - September 15-19#

Site(s) Sprayed: Harmony Park
Trade/Common Name of Herbicide: Mad Dog, Ambien 4
Active Ingredients in Herbicide: Glyphosate, 2-4D
To Control: Weeds and Unwanted Grasses

SPRAYING - September 15-19#

Site(s) Sprayed: southeast district hardscapes, tree rings, and shrub beds
Trade/Common Name of Herbicide: Ranger Pro
Active Ingredients in Herbicide: Glyphosate
To Control: Weeds and Unwanted Grasses

Forestry - Contracted Trunk Injections September 15-18#

Site(s) Sprayed: Blue Spruce in Mountain Ave and Lee Martinez Park

Trade/Common Name of Herbicide:  Mectinite and Propiconazole
Active Ingredients in Herbicide: Emamectin Benzoate and Propiconazole
To Control: Spruce Ips Beetle

Contractor: Bartlett Tree Experts

CONTRACTOR SPRAYING - April 15-October 1#

Site(s) Sprayed: Native grass areas along Lemay: Lincoln to Conifer
Trade/Common Name of Herbicide: Pasture Pro
Active Ingredients in Herbicide: dimethylamine sale of 2,4-D, diethanolamine salt of 2,4-D
To Control: Weeds Only
Contractor: CoCal Landscape Services

CONTRACTOR SPRAYING - April 15-October 1#

Site(s) Sprayed: Parkways and medians throughout Fort Collins
Trade/Common Name of Herbicide: Ranger Pro; Tzone SE; Strike 3
Active Ingredients in Herbicide: glyphosate; triclopyr BEE, sulfentrazone, 2,4-D, Dicamba; 2,4-D, 2-methyl-4-chlorophenoxy, dicamba
To Control: Weeds and Unwanted Grasses
Contractor: CoCal Landscape Services

CONTRACTOR SPRAYING - April 15-October 1#

Site(s) Sprayed: Parkways and medians throughout Fort Collins
Trade/Common Name of Herbicide: Ranger Pro; Tzone SE; Strike 3
Active Ingredients in Herbicide: glyphosate; triclopyr BEE, sulfentrazone, 2,4-D, Dicamba; 2,4-D, 2-methyl-4-chlorophenoxy, dicamba
To Control: Weeds and Unwanted Grasses
Contractor: CoCal Landscape Services