Rye Berry Mushroom Substrate Grain Jar - 1qt

Rye Berry Mushroom Substrate Grain Jar - 1qt

The Rye Berry Mushroom Substrate Grain Jar - 1qt offers a nutrient-dense and fully hydrated growing medium for mushroom cultivators. Rye berries are highly regarded for their superior moisture retention and nutrient content, making them a top choice for strong mycelial colonization and healthy mushroom growth.

Packaged in a sturdy 1-quart jar, this substrate is fully sterilized and features a self-healing injection port for contamination-free inoculation, along with a 5-micron filter patch to ensure optimal gas exchange. Ready to use, this rye berry mushroom substrate supports multiple flushes and consistent results.

Perfect for both small-scale and large-scale growers, this substrate provides a reliable and high-quality environment for a variety of mushroom species.

Click here to learn how to use this product.

Other sizes and formats

• Rye Berry Mushroom Substrate Grain Bag - 1lb — $7.73
• Rye Berry Mushroom Substrate Grain Bag - 3lb — $19.52
• Rye Berry Mushroom Substrate Grain Bag - 5lb — $25.70
• Rye Berry Mushroom Substrate Jars 12-Pack — $119.74
• Rye Berry Mushroom Substrate Grain Bags 25lbs — $134.42
• Rye Berry Mushroom Substrate Grain Bags 25-Pack — $151.93

See all grain bags

What you'll need with it

• Spawn it into a bulk substrate — manure, pasteurized straw or hardwood
• Growing button or portobello? You also need casing soil

Guides

• How to use Rye Berry Mushroom Substrate Grain Jar - 1qt
• Rye berry grain spawn recipe
• Spotting contamination early
• Which substrate suits which mushroom

Work out how much you need · Free shipping over $150.