Vermiculite, Grade 2 Medium Grain – 8 Dry Quarts


15 in stock

Product Description


Eight dry quarts of grade 2 medium grain vermiculite. Works well for casing mixes. Popular as a substrate ingredient in the well known Brown Rice Flour and Vermiculite “PF Tek” jar cultivation method.

For PF Tek Jars use 2:1:1 recipe

measure 2 units Vermiculite

add a little less than 1 unit water (be careful adding water, continue stirring while adding the water only add enough until a small puddle forms under the verm)

continue stirring while adding 1 unit brown rice flour to evenly coat the wet vermiculite.



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