12-Pack Sterilized Popcorn Grain Spawn Bags - 1 lb with Injection Ports - Mycology Substrate for Mushroom Cultivation

Maximize your mushroom-growing potential with our 12-Pack Sterilized Popcorn Grain Spawn. Each 1-pound bag is fully hydrated and lab-sterilized, providing you with a reliable substrate for gourmet mushroom cultivation. Perfect for both hobbyists and commercial growers, this product ensures fast and uniform mycelium expansion.

• Includes 12 individual 1-pound bags for extensive cultivation.
• Self-healing injection ports for easy and contamination-free inoculation.
• 5-micron filter patch allows for optimal gas exchange.
• Ideal for large-scale grows, grain-to-grain transfers, and bulk substrate spawning.
• Consistent quality and performance for successful mushroom cultivation.
• Suitable for both novice and experienced growers.
• Backed by Out-Grow’s commitment to high-quality mushroom substrates.

Common Name: Sterilized Popcorn Grain Spawn
Scientific Name: Zea mays
Sunlight: Indirect light
Watering: N/A (hydrated substrate)
Soil: N/A (used as substrate)
Hardiness Zones: N/A
Growth Habit: Mycelium expansion
Format: 1 lb Bags with Injection Ports