Welcome to
Analyze Seeds

AOSA & SCST — Laboratories and seed
technologists working together to
educate, research, and improve seed testing.
seedlings

Association of Seed Analysts & Society of Commercial Seed Analysts

AOSA logo
Association of Official Seed Analysts.

The Association of Official Seed Analyst (AOSA) is an organization of member laboratories dedicated to education and research, including state, federal, and university laboratories from the United States and Canada.

AOSA formally organized in Washington D.C. in 1908, developing rules and procedures for seed testing and the standardization of their interpretation (in conjunction with the Federal Seed Act)
SCST logo
Society of Commercial Seed Technologists.

The Society of Commercial Seed Technologists (SCST) is an organization of professional seed technologists dedicated to research, proficiency and improvement in seed testing from private, and company laboratories across the United States and Canada.

SCST originated in 1922, largely as a liaison between The Association of Official Seed Analysts (AOSA) and The American Seed Trade Association (ASTA).
AOSA Member Directory icon
AOSA Member Directory
SCST Member Directory icon
SCST Member Directory
AOSA/SCST Lab Accreditation icon
AOSA/SCST Lab Accreditation
Become A Member
JOIN THE CUTTING EDGE OF SEED TECHNOLOGY
Seedlings
AOSA/SCST meeting graphic

2026 Annual Meeting (Uses Old Image)

THE LATEST IN SEED TECHNOLOGY