Send us a message if you are interested in spawn on a large scale. Large spawn orders typically have a 2 week lead time*
This Polyester fill is lightweight and breathable. It is excellent for stuffing the holes in a fruiting container to allow air exchange during fruiting, but stop large particulates and contaminants.
To make a custom mushroom fruiting container recommend cutting four 2.5" holes (one in each corner) of the container lid (or dome if you are using two containers stacked), and stuffing these holes with Hi-loft polyfil.