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  4. Seeds

Seed testing, grading and labeling

  • Guide to the Evaluation of Candidate Seed Graders and Seed Import Conformity Assessors
    • Updates to the Candidate's Guide to the Seed Grader Evaluation – now re-named as the Guide to the Evaluation of Candidate Seed Graders and Seed Import Conformity Assessors
  • Notice to Seed Graders – Assigning a Grade Name to a Seed Lot of a Large-Seeded Crop Kind with Visually Distinguishable Varietal Impurities
  • Regulatory Changes Affecting Pedigreed Seed of Corn
  • Regulatory requirements for labelling weed species in ground cover mixtures
  • Monitoring of seed mixtures: Application of a 20% tolerance to labelled percentages and to some standards
  • Testing, grading, tagging, labelling and advertising of plant pest tolerance management varietal blends of corn seed
  • Lawn and turf grass mixtures that have had foreign plant material added
  • Requirements for sales of common seed
  • Requirements related to germination standards
  • Standards and labelling for seed mixtures
  • Bilingual labelling requirements of treated seed
  • Seed Laboratories
    • Canadian Methods and Procedures for Testing Seed – Available upon request
    • CFIA Framework for Quality Management Oversight of Laboratories Conducting Testing in Areas Under the CFIA Mandate
    • Officially Recognized Foreign Seed Testing Laboratories
    • Seed Laboratory Accreditation and Audit Protocol – Available upon request
  • Weed Seeds Fact Sheets
Date modified:
2026-01-23

Canadian Food Inspection Agency (CFIA)

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