Uncle Myc's CVG Supplemented Bulk Substrate - 2 lb

Sterilized, Ready-to-Use Bulk Substrate - 2 lb

Preparing substrate from scratch takes time and adds contamination risk. This blend of coco coir, vermiculite and gypsum arrives already sterilized in certified autoclaves, so you can move straight to mixing and spawning.

The 2 lb unit suits growers who want to trial the substrate, run small batches, or add a bulk stage to a home setup without committing to larger volumes.

Key Features & Benefits

• Autoclave sterilized — sterilization in certified autoclaves supports a clean start for your cultures.
• Coco coir, vermiculite and gypsum blend — a familiar combination of materials for bulk cultivation.
• Ready to use — no batch preparation before you mix and spawn.
• Broad compatibility — listed as compatible with all gourmet and medicinal mushroom species.

Who Should Use Uncle Myc's CVG Supplemented Bulk Substrate

Home growers and small-scale cultivators who want a prepared, sterilized bulk substrate will find it convenient. It also suits anyone testing a new species or workflow in a small quantity.

About Uncle Myc's CVG Supplemented Bulk Substrate

Uncle Myc's makes this supplemented bulk substrate from coco coir, vermiculite and gypsum. It is sterilized in certified autoclaves and sold as a single 2 lb unit.

Frequently Asked Questions

Q: What is in this substrate?
A: It is a blend of coco coir, vermiculite and gypsum. The listing describes it as a supplemented bulk substrate.

Q: Is it sterilized or pasteurized?
A: It is sterilized in certified autoclaves. Sterilization is a more thorough heat treatment than pasteurization, which reduces but does not eliminate organisms.

Q: Which species can I use it with?
A: The manufacturer lists it as compatible with all gourmet and medicinal mushroom species. Check the needs of your particular species before you start.

Q: Do I need to prepare it first?
A: It is sold ready to use, so you do not need to sterilize it yourself. Mix it with your spawn using clean technique.

Q: What is a bulk substrate?
A: A bulk substrate is the larger volume of growing material that colonized spawn is mixed into to support further growth. It usually follows the spawn stage.