Sterile Substrates

CVG - CVA - Masters Mix


Substrates Explained

Simple Substrate

Crafted with care, our blend of premium coco coir, vermiculite, and Azomite creates the perfect balance of moisture retention and airflow for optimal growth.

Key Features:

  • Sustainably Sourced Coconut Farms: Our commitment to environmental responsibility begins with sourcing our materials from sustainable and responsibly managed coconut farms. By choosing our product, you're not only investing in quality but also making an eco-friendly choice that supports ethical agricultural practices.
  • Enhanced Moisture Retention with Vermiculite: We understand the vital role moisture plays in the cultivation of mushrooms. That's why our substrate is meticulously crafted to include vermiculite, a natural mineral known for its exceptional moisture retention properties. This ensures a consistent and optimal environment for mushroom growth, leading to healthier and more robust yields.
  • Enriched with Azomite for Nutrient Enhancement: In our continuous pursuit of excellence, we've enriched our mushroom substrate with Azomite. This natural mineral product is a game-changer in mushroom cultivation. Azomite contains a myriad of trace elements and minerals essential for mushroom growth and development.
  • Why Azomite? Azomite isn't just any mineral supplement; it's a powerhouse of nutrients specifically tailored to meet the needs of mushroom cultivation. By harnessing the power of Azomite, we're providing your mushrooms with the essential elements they require to thrive, resulting in superior quality and quantity.

    When you choose our mushroom substrate, you're not just purchasing a product; you're investing in a sustainable, high-performance solution that prioritizes both environmental stewardship and exceptional results. Join us in cultivating a brighter, greener future, one mushroom at a time.

Product Details:

  • All Substrates are made in a Unicorn XLS-A bag
  • Vacuum Sealed in a second 4mil bag for guaranteed sterility.
  • Shelf life: Stable for 2 months.

Storage: Store between 45°F and 75°F to maintain product quality.

Not So Simple Substrate

 Our Premium Mushroom Substrate Blend.

At the heart of our product lies a meticulously crafted blend of nature's finest ingredients. We've combined high-quality coco coir, vermiculite, gypsum, worm castings, azomite, and erythritol to create a substrate that sets the stage for unparalleled mushroom cultivation success. Each component is carefully selected and balanced to optimize the conditions for your cultures to thrive.

Key Benefits:

1. Promotes Healthy Mycelial Development and Nutrient Uptake:
Our substrate blend is designed to provide the perfect foundation for robust mycelial growth. The unique combination of coco coir, vermiculite, and worm castings creates a porous and nutrient-rich environment that encourages strong mycelial colonization. This promotes efficient nutrient uptake, allowing your cultures to flourish and thrive.

2. Enhances Mushroom Growth:
With our premium substrate blend, you can expect accelerated and vigorous mushroom growth. The inclusion of gypsum helps to maintain optimal soil structure, ensuring proper aeration and water retention. This, combined with the moisture-retaining properties of vermiculite and coco coir, creates an ideal growing environment for mushrooms, leading to larger yields and faster maturation.

3. Provides Essential Nutrients:
We understand the importance of providing your mushrooms with essential nutrients throughout their growth cycle. That's why our substrate blend is enriched with azomite, a natural mineral product containing over 70 trace minerals. These minerals play a crucial role in supporting overall mushroom health and vitality, ensuring a nutrient-rich substrate for your cultures to thrive.

4. Contains Over 70 Trace Minerals:
Azomite isn't just any mineral supplement – it's a treasure trove of over 70 trace minerals essential for optimal mushroom growth and development. From zinc and manganese to calcium and iron, our substrate provides a comprehensive array of micronutrients that nourish your mushrooms from root to cap, resulting in healthier and more flavorful harvests.

With our premium mushroom substrate blend, you're not just investing in a product – you're investing in the success and vitality of your mushroom cultivation endeavors. Experience the difference that our carefully crafted blend can make in promoting healthy mycelial development, enhancing mushroom growth, and providing essential nutrients. Elevate your mushroom cultivation to new heights with our premium substrate blend.

Product Features:

  • All Substrates are made in Unicorn XLS-A bags.
  • Vacuum Sealed in a second 4mil bag for guaranteed sterility.
  • Shelf life: Guaranteed sterility for up to 2 months.

Simple to Use:  Mix it with your favorite grain spawn, and watch as your mycelium takes hold and your gourmet fungi start to fruit.

Masters Mix

Masters Mix: The ideal substrate for growing top-notch gourmet mushrooms. Our blend of oak hardwood sawdust and soybean hulls is expertly crafted to nurture your mushrooms to perfection.


  • Oak Pellets: Oak pellets serve as an exceptional source of nutrition for your mushrooms. They undergo rigorous screening to eliminate any unwanted debris, ensuring a pristine and sterile growth medium for your fungi.
  • Soybean Hulls: The soybean hulls in our Masters Mix strike the ideal balance between moisture and aeration. They play a crucial role in promoting robust mushroom growth while acting as a natural source of nitrogen. This supports the development of strong mycelium networks and bountiful fruiting bodies.

Suggested Grains

Milo - Popcorn - Millet