This is exactly what I do and I think it works better than straight FFOF.I mixed 1 part of Ocean Forest with 1 part of Happy Frog and add about 30% by volume of perlite to promote good drainage.
dude....nice avatar....i would call him Rasta Smurf lol that is f-ing sweetI just like to add up to 33% perlite with Happy Frog or Ocean Forest.