Koji Spores

Koji Spores

Grow your own koji at home! Please specify if you would llike Aspergillus Oryzae or Aspergillus Sojae upon checkout.  We mix each packet with rice flour to help settle the spores and help with the inoculation process. Each packet will inoculate 5 lbs of koji.

Product Attributes:

  • 5 g. per packet
  • One packet of spores will yield ~5 lbs of koj



    1. USPS Real-time shipping --- Based on weight and distance

    2. Pick up in person (San Francisco, CA) --- FREE 

    3. Delivery for San Francisco Bay Area only --- $5 per order*


    * To choose the $5 delivery option, please do the following when checking out:

    1. Select "Pick up in person" as your shipping method.

    2. Select "Add a note". 

    3. Type in "Please deliver order" and include your address.

    4. We will kindly follow up to collect payment for the $5 delivery fee.


    Please feel free to contact us with any questions!