Gateway on Pesticide Hazards and Safe Pest Management

Updates from the Daily News Blog

Sign by Today, July 6, 4pmEDT: Tell EPA to Ban the Persistent Toxic Herbicide Clopyralid that Contaminates Compost
July 6, 2020

DuPont Pays $1.9 Million Penalty to EPA, Fails to Disclose Data on Pesticide Hazard
September 17, 2014

Oregon Health Authority Finds Forestry Pesticides in Residents in Long Delayed Report
May 28, 2013

DuPont’s Liability for Toxic Herbicide Mounting
July 6, 2012

Students Poisoned by Pesticides Sprayed on Playing Field Outside of Classroom
October 27, 2011

Residents Battle with City Park District To Prevent Toxic Pesticide Use
October 17, 2011

BLM to Revisit Herbicide Use on Rights-of-Ways in Oregon
July 6, 2011

New Canadian Regulations Prohibit 85 Lawn and Garden Pesticides
March 4, 2009

Herbicide Contaminates Home Gardens
July 2, 2008

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Clopyralid

General Information

• Fact Sheet: clopyralid.pdf
• Product Names:

  Hornet (Dow), formulated with Flumetsulam
  Lontrel Turf and Ornamental (Dow)
  Millennium Ultra Weed and Feed (Nufarm), formulated with Dicamba, 2,4-D
  Riverdale Millennium Ultra TM Weed and Feed (Nufarm), formulated with Dicamba, 2,4-D
  Turf Fertilizer Contains Confront (Dow), formulated with Triclopyr 

• Chemical Class: Pyridinecarboxylic acid herbicide
• Uses: Agriculture, Ornamentals/Lawns, Rights of Way, Pasture
• Alternatives: Organic agriculture, Organic lawn care, Ecological weed managment
• Beyond Pesticides rating: Toxic

Health and Environmental Effects

• Cancer: Not documented
• Endocrine Disruption: Not documented
• Reproductive Effects: Yes (6)
• Neurotoxicity: Not documented
• Kidney/Liver Damage: Not documented
• Sensitizer/ Irritant: Yes (6)
• Birth/Developmental: Yes (6)
• Detected in Groundwater: Yes (6)
• Potential Leacher: Yes (6)
• Toxic to Birds: Yes (7)
• Toxic to Fish/Aquatic Organisms: Not documented
• Toxic to Bees: Not documented

Residential Uses as Found in the ManageSafe™ Database

• Dandelions

Additional Information

• Supporting information:
  • Daily News Blog entries (Beyond Pesticides)
  • The Safer Choice (Beyond Pesticides)
  • NCAP Clopyralid Factsheet (Northwest Coalition for Alternatives to Pesticides)
  • Department of Transportation Clopyralid Factsheet (Washington State)
  • PAN Pesticides Database:Clopyralid(Pesticide Action Network)