Discover the secret to a thriving garden with Palmetto's multi-purpose vermiculite. Our Omri certified Horticulture Vermiculite is light, absorbent, and odorless. Made as a grade 3 coarse vermiculite, this product is designed to mix with peat, creating a healthy potting soil for indoor and outdoor plants. Palmetto's vermiculite for plants is the ideal soil for garden enthusiasts, ensuring your plants get a good start in your garden. Due to its accordion-like shape, it allows for superior soil aeration, as well as moisture and nutrient retention, which are essential in greenhouse and square foot gardening. Palmetto Vermiculite does not break down or degrade over time, producing a superior product while requiring less maintenance. For these reasons it is preferred by horticulturists, greenhouse and gardening enthusiasts alike over other soil additives and conditioners.