100% organic biodegradable growing medium derived from the coconut husk. OMRI listed. Coir is rich in natural nutrients and has a pH range of 5.5 to 6.5. Each bale will expand approximately 5 times when wetted, yielding nearly 2.5 cubic feet. Make your own potting medium by adding 2 bags of compost to one bale of coir along with some natural fertilizer, rock phosphate & Planters II. Coir is a renewable by-product, unlike peat moss, which is being depleted. Benefits: • Promotes strong root growth and plant vigor. • Absorbs water readily and re-wets easily, thus reducing the need for wetting agents. • Reduces watering frequency without plant stress, thereby reducing labour costs and minimizing plant loss. • Increases shelf life of plants • Slow breakdown of material means product will not shrink during your growing cycle. • High water holding capacity while still maintaining excellent drainage and aeration.