Brown Rice Flour (Organic BRF) for PF TEK
Brown Rice Flour (Organic BRF) for PF TEK
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Achieve a successful and clean start to your cultivation journey with our premium Brown Rice Flour. Specifically selected for its purity and nutrient profile, our 100% Organic Brown Rice Flour is the essential food source for the world's most famous and beginner-friendly method: the PF TEK. When your project depends on the quality of your substrate, using a high-grade grain source such as Brown Rice Flour is the single most important factor in preventing contamination and ensuring vigorous growth.
Why Quality Matters for PF TEK using Brown Rice Flour
Why risk your first grow with cheap supermarket flour? Unlike store-bought options that can often contain hidden anti-caking agents, preservatives, or pesticide residues, our Brown Rice Flour is 100% Australian-grown and organic. We ensure it is a fine-grade powder sourced from food-grade flour to provide the perfect surface area for mycelium to attach and thrive. This superior quality provides the perfect nutrition for clean, rapid, and healthy mycelial growth, giving your jars the best possible start and a much higher success rate during the critical colonisation phase.
Professional Results for Home Growers
We believe that high-quality tools should come with high-quality education. That is why we have included the classic PF TEK recipe right on the label of our Brown Rice Flour. This ensures you have a perfect, step-by-step guide to success directly at your fingertips. By using our organic brown rice flour, you are feeding your culture a chemical-free, nutrient-dense diet that promotes stronger cell walls and faster flushes. Whether you are a first-time hobbyist or an experienced grower, choosing our sustainably sourced Brown Rice Flour ensures your substrate is as clean and productive as possible.
Benefits
Benefits
- 100% Certified Organic & Australian Grown: The cleanest possible food source for your mycelium. Zero pesticides, zero additives.
- Perfect Fine-Grade: Our flour is the ideal consistency for the PF TEK, ensuring perfect moisture distribution and easy mixing with vermiculite.
- Essential Nutrition: Provides the ideal balance of carbohydrates and nutrients that mycelium loves, leading to rapid and vigorous colonisation.
- Beginner-Friendly: Takes all the guesswork out of your first (or fiftieth) grow. This is the exact ingredient the tek was designed for.
How do I use it?
How do I use it?
🍄 How to Use in Mushroom Cultivation
- PF Tek Method: Mix with brown rice flour and water to create a nutritious, airy substrate.
- Humidity Layer: Use dry or damp vermiculite as a top layer in jars or tubs to buffer moisture and prevent contamination.
- Casing Material: Blend with peat moss or coco coir for consistent surface moisture during fruiting.
Available Sizes
Available Sizes
Form: Flour
Origin: Sourced and packaged in Australia
Packaging: 500g, 1KG, 2KG and 5KG resealable bags
Storage: Keep dry and sealed between uses
Delivery Information
Delivery Information
- We ship from Tamborine Mountain, QLD using either AusPost or Aramex
- Fast dispatch within 1-2 business day (excluding Fridays) with express post options available
Why Customers Love Us
Australian Owned
Family Business
Sustainability

Hand-Grown on Tamborine Mountain
At Kai Kai Farm, we don't just sell kits and tonics—we use them every day. Founded by Quintin and Amy in the heart of the Scenic Rim, our mission is to make professional-grade mushroom cultivation and sustainable gardening accessible to everyone. From our no-spray gourmet mushrooms to our bio-active soil health range, every product is tested right here on the farm to ensure your growing journey is a success. When you shop with us, you’re supporting a local family business dedicated to a greener, more delicious planet.
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