Name: Susan Virginia (Zone 8a) God is the only thing that matters.
Yes, we got a 50lb bag at the Tractor Supply last year for around 12 bucks. I think you could find it at a farm store or feed and seed store also but call them first.
Consider the lilies of the field, how they grow; they toil not, neither do they spin: And yet I say unto you, That even Solomon in all his glory was not arrayed like one of these. Mat.6:28-29