---
product_id: 629732077
title: "Premium Mushroom Substrate - 20 lbs Bulk CVG Blend for Monotub Cultivation - Pasteurized Coco Coir, Vermiculite & Gypsum Mix - Professional Mycologist Formula for Growing Mushrooms"
brand: "surfin' spores"
price: "VT58685"
currency: VUV
in_stock: true
reviews_count: 8
category: "Surfin' Spores"
url: https://www.desertcart.vu/products/629732077-premium-mushroom-substrate-20-lbs-bulk-cvg-blend-for-monotub
store_origin: VU
region: Vanuatu
---

# 20 lbs premium bulk substrate Pasteurized for contaminant-free growth Optimized CVG blend for max yields Premium Mushroom Substrate - 20 lbs Bulk CVG Blend for Monotub Cultivation - Pasteurized Coco Coir, Vermiculite & Gypsum Mix - Professional Mycologist Formula for Growing Mushrooms

**Brand:** surfin' spores
**Price:** VT58685
**Availability:** ✅ In Stock

## Summary

> 🍄 Grow like a pro, harvest like a boss!

## Quick Answers

- **What is this?** Premium Mushroom Substrate - 20 lbs Bulk CVG Blend for Monotub Cultivation - Pasteurized Coco Coir, Vermiculite & Gypsum Mix - Professional Mycologist Formula for Growing Mushrooms by surfin' spores
- **How much does it cost?** VT58685 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/629732077-premium-mushroom-substrate-20-lbs-bulk-cvg-blend-for-monotub)

## Best For

- surfin' spores enthusiasts

## Why This Product

- Trusted surfin' spores brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Powerhouse:** 20 lbs of ready-to-use substrate fuels multiple high-yield monotub grows with ease.
- • **Precision CVG Blend:** Professional mix of coco coir, vermiculite, and gypsum creates the perfect moisture and nutrient balance.
- • **Effortless Cultivation:** Field-ready formula simplifies mushroom growing for pros and enthusiasts alike—no guesswork needed.
- • **Long-Lasting Freshness:** Plant-based substrate stays effective and odor-free for over six months when stored properly.
- • **Contaminant-Free Confidence:** Expertly pasteurized to eliminate contaminants, ensuring healthy mycelium and fewer failures.

## Overview

Surfin' Spores Premium Mushroom Substrate is a 20-pound bulk CVG blend (coco coir, vermiculite, gypsum) pasteurized for contaminant-free monotub cultivation. Designed by professional mycologists, it delivers consistent, high-yield mushroom growth with extended shelf life and odor-free handling, perfect for indoor gourmet and medicinal mushroom growers.

## Description

desertcart.com : Surfin' Spores Premium Mushroom Substrate - 20 lbs Bulk CVG Blend for Monotub Cultivation - Pasteurized Coco Coir, Vermiculite & Gypsum Mix - Professional Mycologist Formula for Growing Mushrooms : Patio, Lawn & Garden

Review: Works great. - Comes field ready. Perfect substrate mixture if your tight on space.
Review: Made growing easy! - Worked great. Way easier than making my own substrate. I grew some Oyster mushrooms just so I could learn how mushrooms grow and a little about Mycology. This is a lot of substrate and went a long way.

## Features

- Expert Mycologist Formula: Premium pasteurized CVG substrate blend combines coco coir, vermiculite, and gypsum; Creates optimal growing conditions for gourmet and medicinal mushrooms, Professionally crafted for consistent results
- Superior Bulk Substrate: Five pounds of ready-to-use mushroom substrate; Perfect for monotub cultivation setups; Produces abundant flushes and impressive yields, Simply mix with colonized grain spawn for successful growing cycles
- Optimized for Growth: Thoroughly pasteurized mushroom substrate eliminates contaminants; Promotes healthy mycelium development, Reduces cultivation failures, Creates ideal mushroom soil environment for robust fruiting bodies
- Extended Shelf Life: Plant-based CVG mushroom substrate outlasts traditional mushroom compost; Maintains effectiveness for over six months when stored properly, Completely odor-free alternative to manure-based growing mediums
- Versatile Growing Medium: Perfect substrate for mushroom growing enthusiasts of all levels; Ideal for various mushroom varieties, Formulated specifically for indoor cultivation; Delivers consistent results with minimal effort
- Customer Satisfaction – We stand behind our high-quality substrate with a full replacement, ensuring your cultivation journey is as successful as your harvest.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D3WT6GRK |
| Best Sellers Rank | #26,902 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #847 in Garden Fertilizers |
| Brand Name | Surfin' Spores |
| Customer Reviews | 4.2 4.2 out of 5 stars (288) |
| Item Type Name | Soil Conditioner |
| Item Weight | 20 Pounds |
| Manufacturer | Surfin' Spores |
| Style Name | Modern |
| Unit Count | 320.0 Ounce |

## Product Details

- **Brand:** Surfin' Spores
- **Item Weight:** 20 Pounds
- **Style:** Modern

## Images

![Premium Mushroom Substrate - 20 lbs Bulk CVG Blend for Monotub Cultivation - Pasteurized Coco Coir, Vermiculite & Gypsum Mix - Professional Mycologist Formula for Growing Mushrooms - Image 1](https://m.media-amazon.com/images/I/91vLlsYZCwL.jpg)

## Available Options

This product comes in different **Item Weight** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great.
*by J***G on February 15, 2026*

Comes field ready. Perfect substrate mixture if your tight on space.

### ⭐⭐⭐⭐⭐ Made growing easy!
*by D***N on November 26, 2025*

Worked great. Way easier than making my own substrate. I grew some Oyster mushrooms just so I could learn how mushrooms grow and a little about Mycology. This is a lot of substrate and went a long way.

### ⭐⭐⭐⭐⭐ Great product but use less than recommended
*by J***J on November 9, 2025*

I’ve used this twice, both soil were sterilized and both created a full flush. I’d purchase again however I recommend using more inoculated grain and less soil when layering. The soil can easily suffocate the grain, making it grow slower and/or causes it to mold.

## Frequently Bought Together

- Surfin' Spores Premium Bulk Mushroom Substrate - 20 lbs Expert Mycologist Blend of Coco Coir, Vermiculite & Gypsum, Pasteurized & Odor-Free, Long Shelf-Life, Ideal for Monotub Cultivation
- Myco Labs Premium 5-Grain Mushroom Spawn Bags | Sterilized Grain Spawn | Injection Ports | 2 Quarts Each Bag | 2 Bags per Box

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**Shop now:** [https://www.desertcart.vu/products/629732077-premium-mushroom-substrate-20-lbs-bulk-cvg-blend-for-monotub](https://www.desertcart.vu/products/629732077-premium-mushroom-substrate-20-lbs-bulk-cvg-blend-for-monotub)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-04*