Garfield Bullock 16/03/2026 Garfield Bullock 16/03/2026

How to Inoculate grow bags, grain and substrates

All-in-one method: Inject liquid culture into the grain layer at the bottom of the ${growBag}. Allow the grain to colonise, then break and mix it through the hardwood substrate inside the sealed bag.
Separate method: Inject liquid culture into the ${grain}. Once fully colonised, mix that grain spawn with the ${bulk}.

Learn how to inoculate sterilised grain and all-in-one mushroom grow bags with liquid culture, maintain suitable colonisation conditions, recognise healthy mycelium and avoid common contamination mistakes.