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. 8 A) ]! w Q+ l/ [5 Y2 N2 d 4 J, }. z, M2 Chave many flower in the yard but I want to cultivate some vegitable and berry.