Seed & Planting Toolkit

This Toolkit contains resources in the following categories. Note: Some resources appear in multiple categories.

Do you have a resource to add to this Toolkit? Please contact us!

Seed Sourcing

Basic tools to calculate quantity and availability of seed to meet your production goals.


Source: Johnny’s Selected Seeds | Type: Calculator/Wizard
Tool to determine quantity of seed you need for a specific number of feet of row, or based on row length and space between seeds or plants.


Source: AOSCA | Type: Calculator/Wizard
Using many different seed suppliers' data, identify which certified organic varieties are sold by which vendors.

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Producing Organic Seed

How to produce your own organic seed through careful trait selection, soil amendments, and pest and disease prevention.


Source: Organic Seed Alliance | Type: Reference
An overview of basic genetics, farm-based experimental design, and appropriate breeding techniques for organic farms.


Source: Organic Seed Alliance | Type: Webinar
A self-directed course that covers seed production for onions, beets and chard, brassicas, carrots, and wet seeded crops.


Source: Organic Seed Alliance | Type: Reference
Guides for beans, beets, carrots, radishes, lettuce and spinach, including climate and soil conditions, trait selection, and fungus and disease threats and prevention.

The Organic Seed Grower: A Farmer’s Guide to Vegetable Seed Production
Source: John Navazio | Type: Reference
Comprehensive manual for commercial vegetable producers in growing, harvesting, and processing seed for a wide variety of specialty crops. Order hardcopy - $32


Source: Organic Seed Alliance | Type: Reference
Step-by-step instruction for developing carrot breeding goals, identifying breeding material, performing breeding methods, and maintaining a new variety for quality and uniformity.


Source: Organic Seed Alliance | Type: Reference
Step-by-step instruction for developing corn breeding goals, identifying breeding material, performing breeding methods, and maintaining a new variety for quality and uniformity.


Source: Organic Seed Alliance | Type: Reference
Step-by-step instruction for developing tomato breeding goals, identifying breeding material, performing breeding methods, and maintaining a new variety for quality and uniformity.


Source: Organic Seed Alliance | Type: Reference
Guide to the climatic influences on pollination and fertilization, and the influence of temperature, day length, frost-free days, precipitation, and wind on seed production in the Northwest U.S.

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Seed Variety Trials

Minimize the risk of poorly performing seeds by conducting a variety trial on your own farm.


Source: Organic Seed Alliance | Type: Spreadsheet
Empty Variety Trial Evaluation form to print and fill in when walking through trial fields. Data can then be transcribed into the Seed Trial Data & Analysis Excel Spreadsheet.


Source: FarmsReach & Organic Seed Alliance | Type: Checklist
Make smarter seed purchasing decisions using our step-by-step guide to conducting your own variety trial. Use with the Seed Trial Data & Analysis Spreadsheet.


Source: FarmsReach & Organic Seed Alliance | Type: Spreadsheet
Used with the Conduct Your Own Seed Trial Checklist, track your seed trial results and determine which varieties work best on your farm.


Source: Organic Seed Alliance | Type: Reference
Guide to planning, testing, and analyzing seed varieties on your farm. Use with the Seed Trial Data & Analysis spreadsheet.  Also, see the Conduct Your Own Seed Trial Checklist.


Source: Northern Organic Vegetable Improvement Collaborative | Type: Reference
Database containing a multitude of farmer and researcher-led seed variety trial results on a wide range of crops.

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Seed Saving

Learn the best techniques for successfully saving seed, including tips on harvesting, processing, and storing.


Source: Organic Seed Alliance | Type: Reference
Learn the basics of seed growing from choosing the best varieties to harvesting, processing and storage.


Source: Suzanne Ashworth (author) | Type: Reference
Guide to producing and saving seed, including population size, pollination means, harvesting, drying, cleaning, and storage. Order hardcopy - $16

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State of Seed Industry

Explore the seed supply chain as a whole, and the current challenges and opportunities in creating a more robust sustainable seed sector.


Source: TEDx Manhattan | Type: Video
Environmental journalist Simran Sethi explores agricultural biodiversity, seed monocultures, consolidation, and small-scale farmers. (12:44)


Source: Organic Seed Alliance | Type: Reference
Analysis of the challenges and opportunities in building the organic seed sector across the US.

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