Uncle Myc's CVG Supplemented Bulk Substrate - 4 lb

Sterilized Coir Blend for a Clean Start - 4 lb Bag

Contamination is the most common reason a fungal culture fails before it has a chance to establish. This substrate arrives sterilized in certified autoclaves, so you skip your own pasteurizing and begin with a clean medium. It combines coco coir, vermiculite and gypsum in one supplemented blend.

The 4 lb unit suits growers who want to test a new species, run a small batch, or add a single bulk block to a regular indoor routine. Commercial operations can order several units to match their batch size.

Key Features & Benefits

• Autoclave sterilized — gives you a clean medium without extra preparation on your side.
• Coco coir, vermiculite and gypsum — combines water retention, aeration and mineral supplementation in one blend.
• Ready to use — you open the bag and mix, which saves prep time.
• Broad species compatibility — works with gourmet and medicinal species.

Who Should Use Uncle Myc's CVG Supplemented Bulk Substrate

Hobbyists and licensed commercial growers who cultivate gourmet or medicinal species and want a sterile, pre-blended bulk medium will find it useful. It suits anyone who prefers to skip pasteurizing a homemade mix.

About Uncle Myc's CVG Supplemented Bulk Substrate

Uncle Myc's makes this supplemented bulk substrate from coco coir, vermiculite and gypsum. Each unit is sterilized in certified autoclaves and sold as a single 4 lb unit.

Frequently Asked Questions

Q: What is in this substrate?
A: It contains coco coir, vermiculite and gypsum. Coir holds moisture, vermiculite adds aeration and water retention, and gypsum supplies minerals.

Q: Which species can I use it with?
A: The manufacturer states it is compatible with all gourmet and medicinal species. Check your own species' needs before a large run.

Q: How does sterilizing differ from pasteurizing?
A: Autoclave sterilization uses pressurized steam to eliminate contaminants more thoroughly than pasteurization, which only reduces them. This product is sterilized in certified autoclaves.

Q: Do I need to prepare it first?
A: It is ready to use, so you open it and mix it with your spawn. Use clean tools and a clean workspace to protect the sterile medium.

Q: What does supplemented mean?
A: A supplemented substrate includes added components beyond a basic base material to support colonization. Here the blend combines coir, vermiculite and gypsum.