Description

More about this Manure Super Mix Mushroom Substrate XL – 5 LB Bag

The Manure Super Mix Mushroom Substrate XL is a premium, nutrient-rich, manure-based blend designed to help mushrooms thrive. Each 5 LB bag is sterilized, pasteurized, and ready to use. Unlike other mixes, this substrate contains no fillers and no fluff, only the nutrition mushrooms need for reliable colonization and strong fruiting.

This formula has been carefully refined for consistent results. It performs especially well with gourmet mushrooms such as Lion’s Mane, and it also supports fast growth for a wide variety of active species. With the right grain spawn, the Manure Super Mix provides both the structure and nutrition mushrooms require for healthy development.

Why Choose the Manure Super Mix Mushroom Substrate

• Premium manure-based mix with balanced hydration
• Designed for gourmet mushrooms such as Lion’s Mane
• Proven to support fast growth for active species
• Sterilized and pasteurized for clean cultivation
• No fillers or fluff, only nutrient-rich material

How to Use

If you begin with spores, liquid culture, or an agar wedge, you must inoculate sterilized grains before using this substrate. For example, rye berries colonize well and transfer easily into the Manure Super Mix.

To achieve the best results, pair this substrate with Infused Rye Berry Grain – Rye Berry Grain Options.

The Manure Super Mix works well for:

• Grain spawn transfers such as rye berries or rice
• Building a personalized mushroom grow kit
• Creating casing layers that boost yields

Read about our proprietary blend and why it works for bag tek and monotub tek: Manure Super Mix 

Key Features of the 5 LB Bag

• Size: 5 pounds packaged in an XL mushroom grow bag
• Condition: Sterilized and pasteurized, ready to use
• Nutrients: Infused with minerals and vitamins mushrooms need
• Packaging: Heat-sealed bag with a 5-micron filter patch for gas exchange and contamination control
• Shelf life: Up to 4 months at room temperature or 6 months in cool storage

Because the bag is larger than standard options, cultivators have plenty of space for both substrate and fruiting mushrooms. In addition, the filter patch allows proper airflow while keeping out unwanted spores and bacteria.

Shipping and Storage

Our team handcrafts every bag to order. Therefore, please allow up to one week for preparation before shipment. We ship with USPS Priority Mail to maintain freshness and reliability.

Store the Manure Super Mix at room temperature for up to four months. If you prefer longer storage, keep the sealed bag in a cooler environment for up to six months.

Made with care by the Fullsend Organicks team.

Frequently Asked Questions

What is manure-based mushroom substrate

Manure-based mushroom substrate is a pasteurized blend of manure and organic material. It provides the structure and nutrients mushrooms require to colonize and fruit effectively.

Can I inoculate spores directly into Manure Super Mix

No. You must first inoculate sterilized grains such as rye berries. Once the grains are fully colonized, transfer them into the Manure Super Mix for best results.

What mushrooms grow well in Manure Super Mix

The substrate works especially well for gourmet mushrooms such as Lion’s Mane. It also supports fast growth across a variety of active species.

How long does Manure Super Mix last

Stored at room temperature, the substrate remains viable for up to four months. When placed in a cooler environment, it lasts for up to six months.

Is the Manure Super Mix sterilized

Yes. Each 5 LB bag is sterilized and pasteurized. In addition, it is sealed in a grow bag with a 5-micron filter patch for clean airflow and contaminant protection.

Do I need to add anything else

The substrate arrives fully prepared. However, for the best outcome, pair it with colonized grain spawn such as Infused Rye Berry Grain or Fullsend Ready Rice Bags.

More About Super Mix!