How do I prepare it?
Mix used coffee grounds with straw and hydrate to field capacity before bagging.
- Mix used coffee grounds and chopped straw thoroughly.
- Pasteurize mixture at 70°C for 45 minutes.
- Drain excess water and cool.
- Load into poly bags.
- Inoculate with oyster grain spawn at 15–20%.
- Incubate at 22–24°C until colonized.


