where I can buy? what kind of soil(dry or wet, soft or hard, ...) can be used to be planted? in the sunny region or not too much sun aera? Do I need to water it frequently? Thanks for any advices. ( u6 ~2 ]& J& G6 N2 |! K3 c 5 i) a. `# ?7 e2 uhave many flower in the yard but I want to cultivate some vegitable and berry.