Organic Culture: Crops and Gardening

Looking for organic seed sources? This web page highlights organic seed production and seed sources, organic weed control and management, organic crops, vegetable gardening and more.

University of Florida. Cooperative Extension Service.

Researchers and Cooperative Extension specialists discuss organic crop production, pest management, and marketing and economics. Each video in the series includes links to related videos, Extension publications, and resources and contacts.

University of Kentucky. Center for Crop Diversification.

Provides information on organic production of selected crops including marketing channels, market outlook, and economic considerations for farm planning.  Links to related production guides and resources about specific crops, organic systems and certification, pest management, business issues, and more.

University of Missouri. Cooperative Extension Service.

Focuses on improving and maintaining soil fertility when transitioning to organic gardening. Discusses sources of organic matter, organic fertilizers and management of diseases, weeds and pests.

Cornell University. Weed Ecology Research Group.

Identifies the weed species common in New York, summarizes control strategies and briefly describes "various aspects of the species' ecology."


Presents a series of articles, resources and video clips that cover a systems approach to organic weed management, ecological techniques, preventive practices, control practices, and case studies.


Describes tools and methods that can be used instead of chemical herbicides to prevent or manage weeds in organic vegetable production.

Organic Seed Alliance

State of Organic Seed is a ongoing project that monitors the status of organic seed systems in the U.S. and "provides a roadmap for increasing the diversity, quality, and integrity of organic seed available." This report is the first update to the 2011 State of Organic Seed findings.

eXtension.  Cooperative Extension Service.

Provides information on organic seed, organic seed certification and regulation, legal protections, organic seed production practices, seed quality testing, weed management techniques, and research and education resources.  Includes an Organic Seed Resource Guide, Organic Seed Production Webinar Series and Organic Seed Growers' Conference broadcasts.

Association of Official Seed Certifying Agencies (AOSCA)

Database of organic seed vendors searchable by field crops, fruits and vegetables, and other organic crops.

National Center for Appropriate Technology. ATTRA - National Sustainable Agriculture Information Service.

Find sources for organic seed for both agronomic and horticultural crops with an emphasis on small alternative seed companies offering open-pollinated vegetable, flower and herb seed.