Office Hours

Sep 22, 2026

OFFICE HOURS May 14 2023 Korean Natural Farming Live

Live office hours with Dr Drake to get answers to Korean Natural Farming questions. knfsupport.com

May 10, 2026 ·9 questions answered

Cam Yeast In Pineapple Vinegar, Thrips On Potted Plants

• 11:45 Cam yeast is forming on my pineapple vinegar — is that natural in KNF fermentation?
• 20:48 My potted plants have thrips — should I make a microbial pesticide with JMS and potassium hydroxide?
• 25:03 Can you put out recordings of the Sunday live event for people who miss it?
• + 6 more

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Apr 19, 2026 ·9 questions answered

LAB Preservation, Acidic Soil pH, and BMW Crystal Brewers

• 16:02 What ways are there to preserve LAB to prevent it from going to vinegar?
• 22:59 What KNF solutions help raise pH in acidic tropical soils?
• 31:35 Can unsaturated LAB last a month in the fridge?
• + 6 more

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Apr 13, 2026 ·10 questions answered

Lactobacillus For Corpses, Contaminated Water, Rotational Grazing

• 15:49 How do I become a KNF Foundation member or fix my membership?
• 17:15 After a flood or fire, how do you deal with thousands of animal corpses?
• 20:38 Are air-operated double diaphragm pumps worth using for spraying?
• + 7 more

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Apr 6, 2026

KNF Podcast: LIVE - 05 April 2026

Live office hours with Dr Drake to get answers to Korean Natural Farming questions. knfsupport.com

Mar 30, 2026 ·10 questions answered

Seawater Microbe Dilution, Kombucha Uses, Composting Hair

• 8:03 How much seawater can replace sea salt in the disgustingly cheap microbes recipe?
• 34:19 What makes vinegar useful beyond just cleaning?
• 35:05 Is there a way to borrow Master Cho's old books?
• + 7 more

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Mar 22, 2026 ·7 questions answered

IMO 3 Rice & Soil Tips, Compost Pile Turning Tools

• 15:00 What rice should you use for IMO 3, white or brown?
• 15:36 Is the leaf litter and soil mix right for IMO 3?
• 16:10 How full should the IMO 3 basket be, and does it need a cover?
• + 4 more

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Mar 16, 2026 ·10 questions answered

No-Smell Piggeries, Static Floors, and Pile Poopology

• 4:17 What did Drake see visiting three piggeries with Purdue Farms during the storm?
• 4:58 How does Purdue's current bedding system compare to KNF static floors?
• 5:38 Why does a static floor pig pen need more space per pig?
• + 7 more

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Mar 9, 2026 ·6 questions answered

Mixing FPJs Before Use, 2018 Korea Training Trip Replay

• 7:16 Can you mix two fermented plant juices together before using them?
• 14:02 What footage does Drake pull up from the Korea trip?
• 18:58 Kui Ke Kamake introduces herself
• + 3 more

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Mar 2, 2026 ·8 questions answered

On-Farm Slaughter Rules, Dusty Soil Cover Crops, OHN Storage

• 5:36 Exploring GPS electronic collars instead of rebuilding fence
• 15:35 Can farmers get approved for on-farm slaughter to sell meat commercially?
• 17:06 How do you fix dusty, low-fertility soil?
• + 5 more

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Feb 22, 2026 ·12 questions answered

IMO Leaf Humus Collection, Rice Hay, Seed Soak Solution

• 8:06 What's Drake's take on the county's 5-year agriculture strategic plan?
• 10:09 Can drones fight coconut rhinoceros beetle faster than the county can respond?
• 13:18 How does KNF give farms real biosecurity against pests?
• + 9 more

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Feb 15, 2026 ·13 questions answered

Weak Cleanser Fixes, Rhino Beetle Grubs, Drone Spray Altitude

• 6:52 How do you gauge a new class's enthusiasm and ability to absorb KNF material?
• 18:21 What's the plan and timeline for Mark's new Santa Cruz KNF classes?
• 22:41 What's a good first solution to teach kids?
• + 10 more

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Feb 8, 2026 ·11 questions answered

Hydrophobic Soil, KOH Soap, Chick Feeding Schedule

• 6:06 How do you keep a chicken coop from smelling and staying dusty?
• 12:29 What's the pitch to Hawaiʻi County for using the drone on ag pests?
• 22:31 What natural plants work as a surfactant for hydrophobic soil in Hawaiʻi?
• + 8 more

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Feb 1, 2026 ·12 questions answered

LAB Troubleshooting, Pruning Fruit Trees, IMO Soil Mix

• 12:16 LAB batch wasn't strained — did forgetting to strain the curds ruin it?
• 28:30 Why didn't the bones char hot enough for a structure input?
• 36:58 What should wet a batch of soil blocks — seed soak or LAB?
• + 9 more

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Jan 25, 2026

KNF Podcast: LIVE - 25 January 2026

Jan 11, 2026 ·9 questions answered

Colorado Potato Beetle IPM, OHN for Digestion, Free RTK GPS

• 7:28 What's happening with today's monthly membership meeting?
• 9:45 Where's the Hilo potluck and what will it cover?
• 11:49 How do you handle Colorado potato beetle?
• + 6 more

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Jan 4, 2026 ·9 questions answered

IMO Smell Test, PIMO vs AIMO, Drone Spraying for Pig Feed

• 5:34 What's Drake's Korean natural farming goal for 2026?
• 7:45 What committees does the Pure KNF Foundation have?
• 12:50 Why is Hawaii's pork industry struggling?
• + 6 more

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Dec 28, 2025

KNF Podcast: LIVE - 28 December 2025

Dec 21, 2025 ·8 questions answered

Ray Yoon, Muju Apple Farm, Natural Farming Principles

• 7:21 Why start a KNF workshop day with Tai Chi?
• 8:54 Is a daily Tai Chi habit worth keeping?
• 9:39 Any plans to return to Korea?
• + 5 more

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Dec 14, 2025 ·14 questions answered

Whitefly Soap Spray, Lemongrass in Pots, Bone Char Calcium

• 5:19 What happened at the Hilo membership meeting?
• 15:28 Tiny white flying insects, whiteflies or thrips, what do I spray?
• 16:59 How do you get rid of fleas on dogs?
• + 11 more

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