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Resource Directory

Find everything you need to help your farm grow

The newly expanded Marbleseed Organic Resource Directory now includes buyers, suppliers, and certification agencies, as well as educational resources such as fact sheets, workbooks, guidebooks, and more.

Want to see your business or resource listed in the Marbleseed Organic Resource Directory? We review all submissions to ensure products, services, and educational resources are appropriate for inclusion in the directory. To submit your business or resource for consideration, please use the forms below.

If you would like to order large quantities of the Organic Resource Directory or Guidebooks, please email info@marbleseed.org, or call 888-906-6737 to place your order.

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Soil Health

Kansas Rural Center Annual Food and Farm Conference

Nov 10 - Nov 11 | Topeka, KS | $
Join Kansas Rural Center this November 10th and 11th in Topeka, KS, for our Annual Food and Farm Conference. This year’s theme is “Urgency and Resilience: Cultivating a Thriving Future.” KRC is…


Nov 01 - Nov 03 | Santa Fe, NM | $
The REGENERATE Conference is an annual educational gathering of ranchers, farmers, government and Tribal officials, and land stewards from across the Western U.S. and country. The conference is hosted…

PFI Field Day: Grazing Cover-Crops for Soil Health

Sep 19 | Ashton, IA | Free
Learn about transitioning row crop to permanent pasture, grazing cover crops, using EQIP for grazing infrastructure, testing for microbiology and soil health and small grains with grazing cover-crops.

Perennial Farm Ecosystem Conference

Sep 08, 9:00 AM - 4:00 PM CT
Sutton Bay, MI | $

Learn about systems to improve soil and plant health, fruit quality, and overall profitability of your orchard or vineyard.

Wisconsin Beginning Farmer Resource Guide

Beginning Farmers, Land Access, Land Access : Incoming Farmers, Farm Business, Farm Business : General, Farm Business : Marketing, Farming Systems, Field Crops, Fruits and Specialty Crops, Vegetables, Livestock, Production, Production : General, Soils
USDA Farm Service Agency in Wisconsin, in partnership with the Natural Resources Conservation Service; Risk Management Agency; Rural Development; Wisconsin Department of Agriculture, Trade and Consumer Protection (DATCP); and UW-Madison Extension is proud to announce the launch of the Wisconsin Beginning Farmer Resource Guide.

This guide was developed to provide producers just getting started in agriculture with a well-rounded resource. Set up as a road map, it walks beginning farmers through the various resources available to support them through their journey of starting an agriculture operation, farm, or food business. The road map includes stops for phases such as Brainstorming, Learning, Planning, Funding, Forming, Operating, and Networking, as well as additional resources.

AgrAbility Summit 2023

Apr 06, 9:00 AM - 5:00 PM CT
Tomah, WI | $

Presentation Topics…

One Year Corn, One Year Rye with Clover a Soil Regenerative System
2023 by Gary Zimmer

A few challenges with organic farming include weed control,
providing enough nitrogen, and excess tillage. Learn what Otter
Creek Organic farm has done to address these issues. We have been

Improving High Tunnel Soils with Cover Crops
2023 by Julie Grossman and Hannah Walsh

High tunnels are becoming an increasingly popular approach to extend the vegetable cropping season in cold climates. However, soil and nutrient management in organic high tunnels can be challenging…

Strategies for Developing a More Robust Rotation
2023 by Margaret Smith, Mike Schulist

Longer and more diverse crop rotations can improve soil health,
reduce weed pressure, help with pest and disease management and
boost biodiversity. But how does one develop a rotation best suited

Marbleseed's 34th Organic Farming Conference

Feb 23 - Feb 25 | La Crosse, Wisconsin | $
Join us for the 34th annual Organic Farming Conference, February 23-25, 2023 in La Crosse, Wisconsin…


Sep 16, 9:00 AM - 3:00 PM CT
Austin, Minnesota | Free

​Gabe will be discussing increasing ROI, fertilizer savings, residue management and soil health assessments. Will include field/pasture tours on Tom Cotter's far…


Sep 15, 1:00 PM - 5:00 PM CT
Redwood Falls, MN | Free

Gabe will be discussing the soil health principles, adaptive grazing, livestock integration, and will include field/pasture tours…

Strong Heart Farms - Field Day & Tour

Sep 15, 3:00 PM - 6:00 PM CT
Marine on St. Croix, MN | $

Learn about mixed vegetable production in an interactive field day at Strong Heart Farms! Topics covered include: tools and equipment, cover crops, compost tea & fertilizers, season extension…

Web Soil Survey

Production, Soils
Provides soil data and information produced by the National Cooperative Soil Survey. Operated by the USDA Natural Resources Conservation Service (NRCS) it provides access to the largest natural resource information system in the world.

What can I plant mid-summer to feed pollinators and beneficial insects into the fall?
Feb 2018

As we enter the time of mid-summer bounty, the pollinators and beneficial insects are busy sipping up the nectar and pollen from your flowering plants. Nectar provides energy, and pollen is high in…

Can I use compost from my county’s composting program on my organic farm?
Jul 2017

Municipal compost is becoming more common as communities switch to composting yard and kitchen waste instead of sending it to a landfill. The National Organic Standards separates compost in two groups…

Guide to Soil Health, Water and Climate Change

Farming Systems, Soils
The guide from The Land Stewardship Project includes everything from an explanation of soil smart farming practices to crop and livestock integration. There are also profiles of farmers who are leading the way on building soil health.

What should I know about taking soil samples and testing my soil?
Nov 2016

Taking soil samples and testing is a good idea every few years to track if your soil fertility program is moving in the right direction. These tests are one way to prove to your organic certifier that…

Can I use my non-organic neighbor’s manure on my organic field?
Jan 2012

It is not required to use manure from organic livestock on organic fields. If you are growing livestock feed, ornamentals, or fiber, then you can apply manure at any time on your organic cropland…

What type of treated fence posts are allowed in organic production?
Jan 2010

There are no synthetic wood treatments currently listed as approved for organic production. Any new fencing must comply with organic standards and cannot contain these prohibited synthetic materials…

Can I use my neighbor’s fertilizer if he’s certified by a different agency than me?
Aug 2009

Since the materials you use are part of your specific organic system plan, you must verify with your own agency if it has reviewed and approved this product before you apply it to organic land or…

Organic Row Crop Rotation with Charlie Johnson

Farming Systems : Organic, Soils