Certified forage is required on many public lands to prevent the spread of invasive plants and meet agency regulations. It supports environmental stewardship by protecting native ecosystems and reducing costly weed management. Recognized across North America, certification is often needed for permits, grants, and access to protected areas—and is increasingly in demand by feed suppliers and outfitters whose customers rely on compliant, sustainable products.
Helps protect native ecosystems and
sensitive habitats.
Required by agencies like the U.S. Forest Service, BLM, and Parks Canada.
Minimizes the need for future weed control and site remediation.
Qualifies for use in restoration projects and environmental contracts.
Safe for use in erosion
control, reseeding, and
rehabilitation efforts.
Preferred by land
managers, contractors,
and recreational users.
All materials must be harvested, processed, and stored under minimum standards to meet certification.
Connect with your state/province’s
certifying authority to get started.
Find a Program Partner
Contact your state/provincial program partner to schedule a field inspection prior to harvest.
A certified inspector surveys the production area for any listed weed species.
If standards are met, the inspector provides a certificate and official Weed Free Product tags or twine, if applicable.
Use certified labels to sell or transport your forage as “Weed Free Certified” across jurisdictions.
Find your local certifying program partner here
NAISMA’s Weed Free Products Program certifies materials as compliant with standards designed to reduce the spread of prohibited weeds. “Free” refers to compliance with inspection standards; absolute absence of invasive species is not guaranteed.