4 Pound Sterile Rye Grain Bags with Injection Port Mushroom Substrate Grow Mushrooms at Home in the Bag

These are rough amounts and are the amounts of the substrates in their loosened uncompressed form. Our compost is compressed in blocks for easier shipping but should be uncompressed and aerated before inoculating with grain spawn.

Grain

• One pound bags are approximately 2.5” high x 4.5” wide x 4” deep 24 FL oz. in volume, equal to 3-4 ½ pint jars
• Two pound bags are approximately 5” high x 4.5” wide x 4” deep 48 FL oz. in volume, equal to 6-8 ½ pint jars

Compost 

• 10 pounds = 9 quarts
• 5 pounds = 4.5 quarts

Kits = 7.5’’ high x 6” wide x 4” deep, which is 180 cubic inches, or 3.17 quarts.