Willy's Blend - Willy Myco's Official Premium Imported Manure-Based Substrate - 5 lbsWillys Blend Official Manure Based Substrate Exclusively from Midwest Grow Kits in Partnership with Willy Myco & Brown Treasure Grow with the exact substrate used by legendary YouTube mycologist Willy Myco. After years of demand from growers around the world, Midwest Grow Kits is proud to be the only official producer and vendor of Willys Blend in the continental USAmade with ingredients imported directly from Brown Treasure in Puerto Rico, Willys

Wall-Hanging Design – Keeps cables organized and installations clean

Fruiting Time: ~15 Days

Includes Full User Guide – Covers sterile technique

G1 Genetics | Fast Colonizer | Paper & Wood Recycling Strain

True Horizontal Laminar Airflow – Creates a uniform sterile air curtain across the work surface

Optimized for Maximum Yield – Developed through extensive testing to support strong colonization

Made from our master culture and 1st-generation isolated genetics — the same strain we use in our Lion's Mane liquid culture syringes and grow kits

Black MEA plates make it easier to observe morphology

Wide Mouth Jar Cultivation Lids with Injection Port (6-Pack)

this sensor enhances control and efficiency in any bulk grow setup

Inoculate jars

appearing naturally in North America during summer and fall