Sterilized Rye Berry Grain Spawn - 12 Pack of Quart Jars

Ready-to-Use Rye Grain Spawn – Pre-hydrated, sterilized, and packaged in quart jars for convenience. Self-Healing Injector Ports – Allows for easy and contamination-free inoculation. High-Quality Gas Exchange Filters – Ensures optimal airflow while keeping contaminants out. Reusable Jars and Lids – Durable and eco-friendly for multiple uses. Versatile Mycology Applications – Perfect for grain transfers, casing, or spawning to bulk substrates.