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. 4 E' J7 `" R* {7 W$ e8 N; ` 3 M; V/ b5 k: t1 |2 _9 dhave many flower in the yard but I want to cultivate some vegitable and berry.