Korean Natural Farming · Hilo, Hawaiʻi
Your farm already has everything it needs.
Local plants, bones, eggshells, seawater and forest microbes become nine homemade solutions. We teach how, in Hilo every month and online.
Master Cho Han-kyu teaching in Hawaiʻi.
The nine solutions
Nine jars. All homemade.
Each one assists the plant at a different stage of its life. Pick one and start.

Food
Fermented plant extract that feeds crops from local materials

Cleanser
Living vinegar that balances soil and opens plants to absorb

Medicine
Herbal extract that strengthens immunity and deters pests

Structure
Calcium phosphate from bone that builds cell walls and roots

Reproduction
Calcium from eggshell that supports flowering and fruiting

Minerals
Seawater with 80+ trace elements the land has lost

Fuel
Fish amino acids that assist growth at key transitions

Protectors
Lactic acid bacteria that outcompete pathogens in soil

Microbes
Indigenous microorganisms from your local forest floor
Latest recordings
History & lineage
Where KNF comes from
Three Japanese teachers. One Korean farmer who swapped every chemical for something you can make at home. Sixty years later, a room in Hilo every second Tuesday. Meet the people who carried it to you.
Read the history →Membership
Join Our Community
Your membership pays for the classes, the meetings and keeping Master Cho's teaching intact. Pay what fits: $60, $90 or $120 a year.
- Monthly expert meetings live on Zoom
- Micro-documentaries from real farms
- The library — Master Cho's books, recordings, guides
- Community chat for help between meetings
From the farm
What it looks like