---
product_id: 541857942
title: "Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub"
brand: "boomer shroomer"
price: "¥22033"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/541857942-dry-bulk-substrate-for-mushroom-cultivation-coco-coir-vermiculite-gypsum
store_origin: JP
region: Japan
---

# 500g Coco Coir - premium moisture retention 500g Vermiculite - optimal aeration & structure 100g Gypsum - pH balance & nutrient boost Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub

**Brand:** boomer shroomer
**Price:** ¥22033
**Availability:** ✅ In Stock

## Summary

> 🍄 Grow like a pro—unlock your mushroom farm’s full potential!

## Quick Answers

- **What is this?** Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub by boomer shroomer
- **How much does it cost?** ¥22033 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/541857942-dry-bulk-substrate-for-mushroom-cultivation-coco-coir-vermiculite-gypsum)

## Best For

- boomer shroomer enthusiasts

## Why This Product

- Trusted boomer shroomer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Generous Yield:** Produces up to 10 lbs of substrate—enough for two full monotubs
- • **Dedicated Support:** Direct access to expert Ashley for any cultivation questions
- • **Space-Saving Packaging:** Compact 1.15 kg pack fits neatly in your grow space
- • **Perfectly Balanced Formula:** Expert blend ensures ideal moisture, aeration, and pH for robust mushroom growth
- • **Ready-to-Pasteurize Bulk Mix:** Just add boiling water for effortless overnight prep

## Overview

This premium dry bulk substrate kit from Boomer Shroomer combines 500g coco coir, 500g vermiculite, and 100g gypsum to create up to 10 pounds of pasteurized mushroom substrate. Designed for easy preparation with just boiling water, it yields enough substrate for two inflatable monotubs, delivering optimal moisture retention, aeration, and pH balance to maximize your mushroom cultivation success.

## Description

Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub

## Features

- Bulk Substrate Ingredients: 500 grams Coco Coir, 500 grams Vermiculite, and 100 grams of Gypsum
- Just add 16 cups of boiling water and let pasteurize overnight.
- Makes around 9 pounds of bulk substrate. Makes enough for two Boomer Shroomer Inflatable Monotubs.
- Any questions or concerns please contact Ashley at ashley@boomershroomer.com

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Boomer Shroomer |
| Part Number | BSBULK001 |
| Product Dimensions | 30.48 x 22.86 x 7.62 cm; 1.15 kg |
| Item model number | BSBULK001 |
| Style | Coco Coir,Vermiculite |
| Material | Coco Coir |
| Power Source | Not Applicale |
| Item Package Quantity | 1 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 1.15 kg |

## Product Details

- **Brand:** Boomer Shroomer
- **Style:** Coco Coir,Vermiculite
- **UPC:** 196852195749
- **Global Trade Identification Number:** 00196852195749

## Images

![Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub - Image 1](https://m.media-amazon.com/images/I/71-0PHHRPPL.jpg)
![Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub - Image 2](https://m.media-amazon.com/images/I/81jzdffu7UL.jpg)
![Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub - Image 3](https://m.media-amazon.com/images/I/81UXriaHxvL.jpg)
![Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub - Image 4](https://m.media-amazon.com/images/I/71Y6FoKQBDL.jpg)
![Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Inflatable Monotub - Image 5](https://m.media-amazon.com/images/I/717C-RJjfYL.jpg)

## Frequently Bought Together

- Boomer Shroomer Dry Bulk Substrate for Mushroom Cultivation (Coco Coir, Vermiculite, Gypsum) | Produces 10 Pounds of Pasteurized Substrate, Enough for Two Boomer Shroomer Inflatable Monotub
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**Shop now:** [https://www.desertcart.jp/products/541857942-dry-bulk-substrate-for-mushroom-cultivation-coco-coir-vermiculite-gypsum](https://www.desertcart.jp/products/541857942-dry-bulk-substrate-for-mushroom-cultivation-coco-coir-vermiculite-gypsum)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-26*