I WOULD DEFINATLY LISTEN TO JOEY ABOUT PLANTING THE GRASS RIGHT AWAY. OUR GUY TOLD US TO WAIT AND WE ENDED UP UP WITH 6 INCH GULLY TRENCHES FROM THE RAIN AND IT ALSO WASHED AWAY ALOT OF THE SAND. IT REALLY LOOKED BAD. THEN WE HAD TO HAVE SOIL BROUGHT IN TO FIX THE PROBLEM.