Planter’s Pride 36 Growing Pellets (35 mm) Refill. Grow Healthier plants with 100% Organic Coconut Coir. Great for starting seeds or transplanting your seedlings. Allows more air to flow through the pot and provide better root growth. Are more resistant to mold than the leading peat pots. Will not fall apart when wet like peat pots. Does not pull moisture away from plant, which allows for stronger growth.-Made from a highly renewable resource.