Skip to product information
Nexus Labs - 3lb Grain Spawn Bags - Sterilized for Dung Loving Mushrooms
$20.00
#3 Sterilized Grain Bag — Millet, Oat, & Rye Blend
Our #3 Sterilized Grain Bag is designed for cultivators who want a reliable, ready-to-use substrate for dung-loving gourmet and exotic mushroom varieties. Each bag contains a balanced blend of millet, oat seeds, and rye berries, chosen for their excellent nutrient density and strong colonization performance.
Prepared in small batches, every bag is pressure-sterilized and sealed with a high-quality 0.2μm filter patch to ensure clean airflow while blocking contaminants. The grain blend provides optimal moisture, texture, and nutrient availability—creating an ideal environment for fast, even mycelial growth.
Features:
-
Premium mix of millet, oat seed, and rye berry
-
Fully sterilized and ready for inoculation
-
0.2μm filter patch for clean gas exchange
-
Ideal for dung-loving gourmet & exotic species
-
Consistent moisture and grain separation for rapid colonization
Perfect for hobbyists and professional growers alike, this substrate bag delivers reliability, cleanliness, and strong performance straight out of the box.