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. - s# Y7 S7 y- q, ^. {7 i' X, D - b1 ^, Q9 o* `- G: whave many flower in the yard but I want to cultivate some vegitable and berry.