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. 1 }! y3 p3 U" X% O/ u ) L6 E7 c; Y9 n6 Y1 \' Q! yhave many flower in the yard but I want to cultivate some vegitable and berry.