Naked and sterilized rye grain in a reusable mason jar ready for inoculation with your favourite mushroom variety!
These jars are available in multiple sizes and are outfitted with The Fungal Jungle's awesome Reusable Grain Spawn Lid, which includes a disposable poly filter for air exchange and self healing injection port.
Sterilized substrate is made-to-order. Please allow ~4 days' lead time. Please let us know in the Order Notes section during check-out if you would like complimentary gypsum supplementation in your grain.
The Fungal Jungle offers a Grain Jar Recycling Program! Reusing your jars and lids gets you a 25% discount on your subsequent sterilized grain orders. Contact firstname.lastname@example.org for your discount code!