Mushroom Spawn Store
Earthworm Casting Mushroom Substrate
Earthworm Casting Mushroom Substrate
- Ships Nationwide
Give your mushrooms the nutrients they need for a high-yield, healthy culture! With our premium manure-based mushroom substrate, your bountiful harvest is only a few steps away. Combine each bag with 1 of our Sterile Mushroom Grain Spawn Bags for a 50/50 mix, and you can easily get started on your mycology journey.
- Fully sealed and sterile substrate (not pasteurized)
- Perfectly hydrated and ready to use in a mono-tub
- Clear usage instructions for beginner mushroom growers
- Packed with nitrogen, phosphorus, potassium, and plenty of other nutrients that facilitate mycelial growth
- Sold in 5-pound bags
Why Use Our Mushroom Substrate?
When it comes to mushroom growing, the type of substrate you use can make or break your mushroom culture.
Get started right awayAll nutrients your mushrooms need, ready-packed in a 5-pound bag. We use organic materials mixed in with coco coir for aeration, gypsum, and water, for a simple yet effective mix bound to keep your mushrooms growing plenty! |
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Minimal contamination riskEach mushroom manure substrate bag is fully sterilized and sealed inside a durable bag. Each bag is also equipped with a self-healing injection port that improves safe inoculation rates. |
Grow a wide variety of mushroomsManure mushroom substrates nutrient-rich composition works great for lots of common dung-loving mushroom species like the button mushroom or portabello and your favorite medicinal variety too ;) Always check your local regulations to learn about what you can and can’t grow. |
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Shipping & Returns
Shipping & Returns
NATIONWIDE SHIPPING:
Outdoor Living & Recreation, Home & Garden products ship nationwide. The shipping fee is confirmed during checkout using your shipping address and choice of shipping provider if applicable. Products marked with free shipping will be free shipping at checkout. Once your lifestyle, home & garden order is fulfilled we'll send the tracking information to your email.
NATIONWIDE SHIPPING RETURNS: 30 day returns.
We accept returns of unused products that are defective or not defective. Your return must be processed within 30 days of the date of purchase. We do not process exchanges. We will provide a shipping label by email, you are responsible for bringing the return to the shipping provider.
FREIGHT PRODUCT RETURNS: no returns or exchanges.
There are no returns, exchanges or refunds for products delivered via freight. REFUNDS: The cost of the return shipping and a 6% credit card processing/restocking fee will be deducted from your refund amount. The refund balance will be distributed to you once the returned product is received and processed.
NATIONWIDE PRODUCT REFUNDS:
The cost of the return shipping and a 6% credit card processing/restocking fee will be deducted from your refund amount. The refund balance will be distributed to you once the order is canceled and the returned product is received and processed.
Let customers speak for us
lovely olive jar, attractive to keep on display. And useful too.
Fast delivery . Product exactly matches description. Easy to contact with same day replies. We will use them again.
Great job from growing to shipping
Quality was excellent. Perfect for my Dad’s grave site, honoring a proud Marine.
Appreciate the extra effort to get the product to me when needed. The delivery was made with speed and consideration, very much appreciated
Very nice slim design. They hold the poles close to the wall and well organized. Very simple install
Good quality live oak wood. Cut consistently and most was kiln dried. Recommend these guys. Delivery was prompt and friendly
He dropped it right where we asked and the soil is great quality! Really good service on time.
Great product and great communication! I used their compost in my vegetable garden bed, and all my plants are strong and healthy so far.
We had garden soil and garden mulch delivered to our home. He deleted the product right away and was very pleasant to speak with.
Fantastic soil. Definitely would buy again.
Excellent communication and price. Will use them again!!!
Love this Compost! My garden does great every year and it's because of
this great Compost Mix. I would not use anything else.
Great dirt and great communication
Started a new garden and it seems to be helping all of my new starter plantings
