Seed Resources and Seed Information Presented by SeedImages

Please feel free to browse through our growing collection of useful online seed resources.

Seed Resources and Useful Seed Websites

Seed Identification 
    Definitely not the best seed identification information nor the best seed photos but you can quiz yourself about your seed identification basics.

    Intended for study guide to the 4-H seed identification competition, this page has some very good photographs of different agricultural species of seed.

  3. Agripedia, Interactive Multimedia Instructional Agriculture Resources
    Agripedia is a interactive multimedia instructional resource about agriculture. Agripedia present facts, figures, demonstrations, examples, graphics, practices, and vocabulary of agriculture in a multimedia format using audio clips, graphics, text and animation.

  4. Oklahoma State University Seed and Plant Identification
    The Plant and Seed identification website from the Department of Plant and Soil Sciences at Oklahoma State University. This site is intended to help students and educators with the identification of different plant types at different stages of growth including photos of the seeds.

  5. SCST Seed ID Page
    This is the Society of Commercial Seed Technologists seed identification page where you can submit photos of seeds you can't identify to be ID'd by the Society's members.

  6. Seed Identification
    A seed identification website for archaeologists. Good links to seed identification websites and databases.

  7. Family Guide to Seeds: A Key to Seeds and How to Identify Seeds and Seed Photos
    Literally, a Facebook for seeds! Crystal clear photographs, seed identification key and quick alpha reference by plant family. Through the USDA.

Seed Germination 
    A facts sheet on the basics of seed germination.

  2. Germination - Wikipedia, the free encyclopedia
    The Wikipedia definition of seed germination. A great overview of the germination process.

  3. Seed Germination
    Another great overview of seed germination. Aimed at the home gardener, this will give you the information to germinating your garden seeds.

  4. seed germination
    A seed germination lesson for use in schools. This site give you a lesson plan that you can use with your students.

  5. seed germination - Google Image Search
    Some very cool germination pictures!

  6. Seed Germination and Soil Temperature
    This webpage give you the basics of how soil temperature will affect seed germination. Could be adapted into a science project or lesson plan for schools.

  7. Seed Germination Database
    A seed germination database for the home gardener and indoor plant grower.

  8. The Open Door Web Site : Biology : Seed Germination
    A nice site for seed germination basics and great drawings and photos of the internal structure of dicot seeds.

  9. Tom Clothier's Garden Walk and Talk
    Tom Clothier's Garden Walk and Talk, frontpage. Gateway to the indexes for seed germination databases, garden FAQs, articles on gardening strategy and technique, pest control strategies, photo library, and how-to-do-it sections.

  10. Wildflower Seed Planting and Growing Information
    Applewood Seed Company's Planting and Cultural Information guide explains everything you need to do to germinate wildflower seed and grow them properly.

Seed Dormancy 
    A seed dormancy overview that is part of of the UC Davis Plant Biology 171 course.

    A great seed dormancy paper from Spence Gunn. Learn what has been found out from seed dormancy research.

  3. Dormancy-Unlocking Seed Secrets1
    A nice overview of seed dormancy by Carole L. Leadem. Lots of good graphs and dormancy information.

  4. Overcoming Seed Dormancy: Trees and Shrubs
    Good techniques for overcoming seed dormancy in trees and shrubs. From North Carolina University Horticulture Department.

  5. Plant Physiology Online: Types of Seed Dormancy and the Roles of Environmental Factors
    Types of Seed Dormancy and the Roles of Environmental Factors are addressed in this webpage. A good overview of the types of seed dormancy.

  6. Seed Development, Dormancy and Germination - Book Information
    Bewley and Black's book on seed germination and dormancy - The seed industry standard

  7. Seed Dormancy
    Explains what seed dormancy is.

  8. Seed Dormancy Bibliography | University of Saskatchewan Library
    A Seed Dormancy Bibliography for researchers and interested seed people.

  9. Seed Dormancy: Seed Biology at U of KY
    A list of seed dormancy references by the Seed Biology Dept at the University of Kentucky.

  10. The Seed Biology Place - Seed Dormancy
    'The Seed Biology Place' - Website Gerhard Leubner seed biology lab: seed germination, dormancy, after-ripening, ß-1,3-glucanase, endosperm weakening, seed technology, hormones, reactive oxygen,...

Seed Analysis 
  1. Colorado Seed Laboratory: Seed Testing Information
    Find out the basics of the various seed analysis tests that are performed by the Colorado Seed Laboratory.

  2. Seed Analysis Training - Online | Colorado State Continuing Education
    Seed analysis is a technical skill requiring patience, attention to detail and a scientific understanding of seed biology applied in a laboratory environment.

    A form to request various seed tests from the Washington State Seed Lab.

  4. FAS Commodity Trade Info: Planting Seeds Analysis
    The USDA Foreign Agricultural Service page on seed analysis and seed testing.

  5. SeedQuest Technology - Suppliers - Analysis
    SeedQuest's page on laboratories offering seed analysis and seed testing services.

  6. STA Laboratories :: Seed Analysis
    STA Laboratories is the leading independent diagnostic lab that offers agricultural product testing, seed quality, molecular breeding, plant health services and diagnostic products for the seed and plant industry.

  7. J & T Green Seed Services
    J & T Green Seed Services specializes in testing native seed and has some good references to native seed testing problems and native seed germination tips on their website.

  8. The SEED: Entry Page
    A seed genetic testing database entry page.

  9. Training in seed analysis methods and techniques
    The South African seed testing and seed analysis page.

Tetrazolium Testing 
  1. ARS | Publication request: TETRAZOLIUM TESTING FOR FLOWER SEEDS, National Center for Genetic Resources Preservation
    The tetrazolium test is a biochemical viability test for seeds. Hydrated and cut or pierced seeds are exposed to a solution containing the compound 2,3,5 triphenyl tetrazolium chloride (TTC). Initially colorless, TTC is converted to formazan red in the p...

  2. ISU Seed Testing Laboratory - Test Methods
    We provide every test imaginable to ensure the quality of your seed lot at the Iowa State University Seed Testing Laboratory.


  4. OSU Seed Laboratory
    The technical brochure from Oregon State University on Tetrazolium Testing.

  5. Plants & Human Affairs: Seed Viability
    A school classroom exercise in tetrazolium testing. Full lesson plan details for schools.

  6. AOSA Tetrazolium Testing
    Association of Official Seed Analyst's Tetrazolium testing website

Seed and Seed Testing Organizations 
  1. AASCO - Association of American Seed Control Officials, Inc.
    Association of American Seed Control Officials - Information on Regulatory Seed Testing

  2. Agricultural Marketing Service
    Agricultural Marketing Service Noxious Weed Seed List

  3. American Seed Trade Association
    American Seed Trade Association

  4. AOSA, Inc.
    Association of Official Seed Analysts - Information on Testing Seed

  5. Front Range Seed Analysts
    Front Range Seed Analysts - Seed identification, germination, and other seed testing information

  6. GRIN National Genetic Resources Program
    GRIN - find taxonomic and plant nomenclature information

  7. ISTA Online - International Seed Testing Association
    ISTA International Seed Testing Association

  8. Society Commercial Seed Technologists
    Society Commercial Seed Technologists - Information on Seed Testing

General Seed Testing Information 
  1. Seed Testing Resource Center
    Seed testing resources and facts for seed labs and seed analysts

  2. SCST Seed Resource Library
    A resource center for seed analysts

General Seed Industry Information 
  1. Seed Quest - Central information website for the global seed industry
    Information Services for Seed Professionals - The Best Place on the Web for Seed Professionals.

  2. Federal Seed Act
    The laws and regulations that govern the seed trade in the United States