Miracle Gro patch magic is a new one step patching mix that is guaranteed to grow anywhere. The unique super absorbent growing material acts like top soil but with better results. Containing coir the patching mix absorbs 8 times its weight in water and expands to 4 times its volume to surround seeds. Miracle Gro path magic grass seed, feed & coir is ideal for growing under any conditions including dense shade and high traffic areas. Miracle Gro patching mix will do up to 20 patches based on a 45cm diameter.