I don't have access to anything like that, but I am very aware of limiting the water I put into the container. I let the soil thoroughly dry out so some oxygen can get to the roots
There is no nursery where ur at? Home Depot, sumptin like dat will always have perlite. And if ur not usin nutes might wanna get some dolomite lime and worm castings if u can find some place with perlite.