Organic Rye Grain for Mushroom Spawn — 1 kg / 2 kg / 5 kg

Organic rye berries — the classic grain for dense, reliable mushroom spawn.

Dry whole rye, cleaned and packed for spawn prep. Not hydrated, not sterilized. Choose 1, 2 or 5 kg and run your own soak, simmer and pressure cycle.

What you get

• Organic whole rye
• Cleaned and vacuum packed
• 1 kg, 2 kg or 5 kg

Why growers pick it

• Large berries hold moisture and resist turning to mush when simmered with care
• Trusted spawn grain for oyster, shiitake, lion's mane and reishi
• Shakes into an even mix once the mycelium takes hold
• You decide the hydration and the sterilization time

How to use

• Rinse, soak overnight, simmer until a few berries just burst, then drain
• Jar or bag with a filter and pressure-sterilize
• Inoculate and shake around 30 percent colonization
• Keep the dry pack sealed, cool and away from pests

Choose the weight

• 1 kg: €4.50
• 2 kg: €8
• 5 kg: €35

Packed and shipped from Italy. Processing 1–3 days.