- Custom designed Monotub (18" x 15.5" x 12")
- 7.5 Pounds of Select Bulk Casing mix (premixed and pasteurized)
- 1 Quart of Vermiculite
- 6 Monotub Filter Disks
- 1 Black Monotub Liner
- 8oz Spray Mister
- 6 Monotub Incubating Hole Plugs
- Step-by-Step Bulk Growing Guide
Midwest Grow Kits 44Q Monotub Bulk Spawn Growing & Casing Kit
- 7.5 pounds of pre-pasteurized casing mix and a 44-quart growth chamber
- Custom-molded tub with interchangeable filter disks and plugs for airflow control
- Fits 3 to 4 quarts of grain spawn or up to six 24oz substrate jars per cycle
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Commercial & Bulk Purchasing
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Who This Is For
- You are moving to bulk growing because your small jar yields are no longer meeting your processing needs.
- You are switching to a monotub because managing a dozen individual jars is becoming a labor-intensive chore.
What We Found
- The included casing mix is noticeably cleaner than homemade coir and vermiculite blends we have tested
- Swapping between plugs and filter disks gives you much tighter control over humidity during colonization
- This kit eliminates the mess of pasteurization since the bulk material arrives pre-hydrated and ready to use
What Users Say
- Growers who moved from jars to this tub say their yields increased significantly without adding more daily work
- Users say they stopped losing batches to mold once they switched to this pre-pasteurized and resistant casing mix
Midwest Grow Kits 44Q Monotub Bulk Spawn Growing & Casing Kit
Ready to move beyond basic jar growing and unlock massive yields? The Midwest Grow Kits 44Q Monotub Kit is your all-in-one solution to transition from small-scale cultivation to abundant bulk harvests with minimal effort.
This comprehensive kit from Midwest Grow Kits simplifies what is typically an advanced technique. It features a custom-designed 18"x15.5"x12" monotub and 7.5 pounds of perfectly hydrated, pre-pasteurized Select Bulk Casing mix. Just break up your colonized spawn, mix it with the casing, and follow the simple guide to achieve impressive results. If you're looking for an even larger setup, consider the Complete Large 66Q Monotub Kit.
The specially formulated casing mix significantly outperforms standard 50/50 coir and vermiculite recipes. It utilizes premium coco coir that is naturally resistant to mold and bacteria, ensuring a healthier growing environment. Everything arrives ready to use right out of the box, taking the guesswork out of pasteurization and moisture content.
What's Included
Features
Custom-Designed Monotub
Spacious 18"x15.5"x12" chamber with filter disks and plugs for the perfect growth environment.
Ready-to-Use Casing Mix
7.5 lbs of pre-mixed, pasteurized casing with optimal moisture content, ready for immediate use.
Superior Casing Formula
Premium coir-based mix outperforms standard recipes and naturally resists contamination.
Complete Accessory Kit
Includes a liner, spray mister, vermiculite, and detailed instructions for guaranteed success.
Compatibility Details
This kit is designed to work with various spawn containers. Below is our recommended spawn quantity for optimal results:
| Spawn Container Type | Recommended Quantity |
|---|---|
| 24oz 5-Grain Jars | 3 jars |
| 32oz 5-Grain Jars | 2 jars |
| Spawn Bags | 1 bag |
| 32oz Rye Jars | 2 jars |
| Half Pint Substrate Jars | 6 jars |
| Any Grain Spawn | 3-4 quarts |
Specifications
| Specification | Value |
|---|---|
| Monotub Dimensions | 18" x 15.5" x 12" |
| Casing Mix Weight | 7.5 pounds |
| Vermiculite Quantity | 1 quart |
| Filter Disks | 6 included |
| Incubating Hole Plugs | 6 included |
| Spray Mister Capacity | 8 oz |
| Brand | Midwest Grow Kits |
FAQs
Absolutely! While bulk growing is often considered an advanced technique, this kit is designed to make it simple and accessible. It's the perfect step up from smaller setups like the Simple Mushroom Grow Kit Plus and provides everything you need to succeed.
This kit contains all the bulk growing components. You will need to provide your own fully colonized grain spawn (from bags or jars) and a spore syringe or liquid culture of your chosen mushroom species.
Yields can vary based on mushroom species, genetics, and environmental conditions. However, this monotub is designed to produce multiple large flushes, providing a significant harvest far greater than what's possible with basic jar or bag methods.
You can typically get multiple harvests (called flushes) from a single monotub. Once the substrate is fully spent, you can easily start a new cycle with the 44Q Monotub Refill Kit, which provides a fresh batch of our premium casing mix.
This kit is ideal for most dung-loving mushroom species that thrive in a bulk substrate environment. It's one of the most versatile mushroom grow kits available for cultivators aiming to maximize their yield.
Questions About This Product?
Our specialists are happy to help. Call us or send a message and we'll get back to you within one business day (most of the time within a few hours.)
Why Trimleaf
Equipping home growers, craft producers, and commercial operations across North America since 2016.