Mushroom Compost in Ontario
Delivery available in Ontario
Serving communities across Ontario.
How much Mushroom Compost do you need in Ontario?
Measure the area, choose a depth, and we will work out the quantity in the unit this material is sold by.
Estimates only. Material density varies by source and moisture, so delivered quantities may differ. We sell by the whole unit — round up when ordering.
Mushroom Compost - Premium Spent Mushroom Substrate
Transform challenging soils with our premium mushroom compost, a superior soil conditioner derived from commercial mushroom production. This spent mushroom substrate excels at improving water retention, breaking up compacted clay soils, and creating the ideal growing environment for plants that thrive in neutral to slightly alkaline conditions.
Superior Water Management & Soil Structure
Our mushroom compost delivers exceptional moisture-holding capacity while preventing waterlogging, making it perfect for areas prone to drought stress or inconsistent watering. The unique texture helps break up heavy clay soils and reduces surface crusting, creating better root penetration and improved drainage. Unlike traditional compost, this substrate maintains its structure longer, providing sustained soil improvement throughout the growing season.
Alkaline-Loving Plant Specialist
With a naturally balanced pH, mushroom compost is the ideal choice for brassicas, tomatoes, and ornamental plants that prefer neutral to slightly alkaline growing conditions. This makes it particularly valuable for vegetable gardeners dealing with acidic soils or those looking to prevent common issues like clubroot in cabbage family crops.
Sustainable Landscaping Solution
As a byproduct of mushroom farming, this substrate represents the circular economy in action—transforming agricultural waste into premium growing medium. The material is fully sterilized during processing, ensuring it's free from weed seeds, pathogens, and unwanted pests while retaining beneficial soil microorganisms.
Professional Applications
Commercial landscapers and residential gardeners alike choose mushroom compost for large-scale soil conditioning projects, lawn topdressing, and mulching applications. The consistent, crumbly texture makes it easy to spread and incorporate, whether you're renovating existing garden beds or establishing new planting areas.
Convenient Bulk Delivery Available for direct delivery across Ontario, our mushroom compost can be ordered online in quantities suited for both small garden projects and large commercial installations. Professional-grade quality meets homeowner convenience with our reliable delivery service.
Best Used For:
- Clay soil improvement and drainage enhancement
- Water-wise landscaping and drought-resistant gardens
- Vegetable gardens, especially brassicas and nightshades
- Ornamental beds requiring neutral pH conditions
- Large-area mulching and soil conditioning projects
- Commercial landscaping and construction site remediation
Choose mushroom compost when your project demands superior water management, long-lasting soil structure improvement, and sustainable growing solutions delivered directly to your site.
Delivery questions
- Do you deliver to Ontario?
- Yes — Ontario is in our delivery area .
- When can you deliver?
- Delivery normally runs 2 business days after you order, Monday to Friday.
Next available delivery days in Ontario
Choose your day when you enter your address. Deliveries run Monday to Friday, and a delivery date is a scheduled day rather than a guaranteed time.
Complete delivered pricing, online
Enter your delivery address and you get your unit price, the exact delivery price, your total and the delivery dates you can choose from. No phone call, no waiting for a quote.
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Pick
Your delivery address, product and quantity.
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Click
Our lowest calculated price, delivery included.
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Delivered
Your order arrives on your chosen delivery date.
Mushroom Compost across Ontario
More in Compost
Frequently Asked Questions
What is Mushroom Compost?
How much does one yard of Mushroom Compost cover?
One yard of Mushroom Compost in Ontario covers about 108 square feet at 3 inches.
| Depth | yards per 100 sq ft | yards per 10 m² |
|---|---|---|
| 1 in (25 mm) | 0.3 | 0.3 |
| 2 in (50 mm) | 0.6 | 0.7 |
| 3 in (75 mm) | 0.9 | 1.0 |
| 4 in (100 mm) | 1.2 | 1.3 |
| 5 in (125 mm) | 1.5 | 1.6 |
We sell Mushroom Compost by the whole yard, so round up when ordering.
Estimates only. Material density varies by source and moisture, so delivered quantities may differ.
How heavy is a yard of Mushroom Compost?
Can I pick up in my own truck?
All of our products are delivered by our trucks. Most of our yards so not carry all products, so we pick up from the yard that has your product(s). The yards are not open to the public. Sorry.
How big is a cubic yard?
A cubic yard is 27 cubic feet or 3 feet by 3 feet by 3 feet.