Industrial Hemp

Ordinance on industrial hemp cultivation

On August 3, 2021 The Contra Costa County Board of Supervisors voted to approve an ordinance on cultivation of industrial Hemp in Contra Costa County.

  • cultivation of nurery stock is prohibited
  • movement of plants from the site at any time prior to harvest is prohibited
  • artificial lighting at an industrial hemp cultivation site is prohibited

For more information, please contact the Department of Agriculture at (925) 608-6600.

hemp page photoWhat is industrial hemp?

"Industrial hemp" or “hemp” is an agricultural product that is defined as any part of the Cannabis sativa L. plant, including the seeds of the plant and all derivatives, extracts, the resin extracted from any part of the plant, cannabinoids, isomers, acids, salts, and salts of isomers, with a delta-9 tetrahydrocannabinol concentration of no more than 0.3 percent on a dry weight basis. Hemp has been excluded from the definition of marijuana at the federal level, and is no longer regulated as a controlled substance.

Can I legally grow industrial hemp in Contra Costa County?

Yes you can. Before you plant, you must get a land use permit from The Department of Conservation and Development, then register with the Contra Costa County Department of Agriculture.  It costs $900 to register with us and registration is valid for one year, please check with Conservation and Development for their fees.  Hemp cultivation registration forms (PDF) are available through the California Department of Food and Agriculture’s (CDFA) Industrial Hemp website.

Contra Costa does not have any county-specific ordinances related to cultivating industrial hemp and does not charge any fees beyond the $900 registration fee.

As part of the application process, you must identify the outline of the growing area where the hemp will be cultivated and the cultivar that you will plant.  You must have a cover letter issued by the Contra Costa Department of Agriculture that documents this information before you start planting.

Sale of hemp nursery stock grown in Contra Costa County is now prohibited.

If you have been convicted of a felony related to a controlled substance, you are ineligible to participate in the program for 10 years following the date of conviction.


Industrial Hemp Grower Registration (PDF)

Industrial Hemp Breeder Registration (PDF)

Pre-Harvest Report (PDF)

Harvest Report (PDF)

Destruction Plan PDF)


CDFA Industrial Hemp Program

CalCannabis Program

CDFA Nursery, Seed and Cotton Program

County Departments of Agriculture

USDA Hemp Program