50/50 Straw & Horse Manure Mushroom Substrate - 25 lbs Bulk Pack - Premium Blend for High Yields - Ideal for Dung-Loving Mushrooms

Grow thriving mushrooms with Out-Grow’s premium 50/50 Straw and Horse Manure Mushroom Substrate. This expertly blended mix contains 50% nutrient-rich horse manure compost and 50% golden wheat straw, providing the ideal balance of nutrition and aeration for dung-loving mushroom species. Each purchase includes five 5-pound bags, making it perfect for bulk cultivation.

• ? Includes 5 x 5-pound bags – Perfect for bulk cultivation.
• ? Sterilized & Ready to Use – No prep required, just add your spawn.
• ? Optimized for High Yields – Superior to grain-only substrates or all-in-one grow bags.
• ? Versatile Fruiting Options – Use directly in the bag or transfer to trays, tubs, or bulk grow setups.
• ? Premium Ingredients – Made with field-aged horse manure, golden wheat straw, coconut coir, and vermiculite, ensuring optimal moisture retention and aeration.

Common Name: 50/50 Straw & Horse Manure Mushroom Substrate
Scientific Name: N/A
Sunlight: Indirect light preferred
Watering: Maintain moisture, avoid waterlogging
Soil: Not applicable, substrate-based
Hardiness Zones: N/A
Growth Habit: Suitable for various dung-loving mushroom species
Format: 25 lbs bulk pack (5 x 5 lbs bags)