Black Gold® Vermiculite 8 qt Sale! from $7.99 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. A naturally occurring mineral, vermiculite is highly absorbent, lightweight and a beneficial component in many growing mixes Adds to the CEC (Cation Exchange Capacity) for better fertilizer retention and release when used in potting mixes When used alone, it is suitable for rooting cuttings or can be added to make-your-own mixes Can also be used to cover seeds in germination OMRI Listed® Perfect for: Potting mix Component Seeds or Cuttings Ingredients: Vermiculite SKU: BGV8