44Q Complete Monotub Mushroom Grow Kit | Midwest Grow Kits

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Complete 44Q Monotub Bulk Spawn Growing & Casing Kit

(46)
$6999 $7999
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This complete 44-quart monotub kit includes everything needed to grow dung-loving mushrooms at home—featuring a sterilized spawn bag, 7.5 lbs of bulk casing mix, monotub, filters, casing layer, and step-by-step guide. Just add your favorite spores or liquid culture.


Description

The Complete 44Q Monotub Bulk Spawn Growing & Casing Kit offers a beginner-friendly way to start growing mushrooms using bulk substrates. Designed to bridge the gap between jar-based methods and larger monotub systems, this all-in-one kit makes bulk cultivation approachable, efficient, and rewarding.

At the center of this kit is a 44-quart Grower’s Select Monotub, engineered to maintain proper airflow and humidity for consistent colonization and reliable fruiting. Paired with sterile grain spawn, premium bulk substrate, and casing materials, this system creates a stable growing environment without complicated equipment or constant adjustments.

Whether you’re moving beyond jars or starting directly with bulk methods, this kit simplifies every step of the process. Clear, step-by-step instructions guide you from inoculation through harvest—making it easy to grow at home with confidence.

Just add your preferred spore syringe or liquid culture to get started.


Why Growers Choose This Kit

  • Beginner-Friendly Bulk Growing – Designed to make monotub cultivation easy for first-time bulk growers.
  • Compact 44-Quart Size – Easier to manage than larger tubs while still producing strong yields.
  • All-In-One Monotub System – Includes spawn, substrate, casing materials, and accessories.
  • Optimized Airflow & Humidity – Filter disks and hole plugs create a stable fruiting environment.
  • Versatile Species Compatibility – Suitable for a wide range of gourmet and medicinal mushrooms.

What’s Included

(Everything you need for bulk mushroom growing—just add spores or liquid culture.)

  • Grower’s Select 44-Quart Monotub (18" × 15.5" × 12")
  • Sterile 5-Grain Spawn Box Bag – 2.25 lb, ready to inoculate
  • 7.5 lb Select Bulk Substrate – Pasteurized and ready to use
  • 1 Quart Vermiculite – For casing and moisture retention
  • (6) Monotub Filter Disks – Balanced airflow and protection
  • (6) Incubation Hole Plugs
  • Black Monotub Liner – Reduces side pinning and simplifies cleanup
  • 8-oz Fine-Mist Spray Bottle
  • Step-By-Step Bulk Growing Guide

Technical Specs

Component Specification
Grow Method Bulk monotub cultivation
Monotub Size 44 quarts
Spawn Included 5-grain spawn bag (2.25 lb)
Substrate Included 7.5 lb pasteurized bulk substrate
Skill Level Beginner to intermediate

Real Results from a 44Q Monotub Grow

Below is an example of a successful fruiting run using a Grower’s Select monotub, showing healthy mushroom development under proper bulk-growing conditions.

monotub grow kit fruiting mushrooms using bulk substrate

Worried About Temperature?

Growing in a cooler environment? Add a Liquid Graphite Heating Mat to this monotub kit for just $12.99 and save 35%. Gentle, even heat helps maintain ideal incubation temperatures for consistent results year-round.

👉 Add the Liquid Graphite Heating Mat