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. # K( p$ Y2 x2 d& @6 \; @ 7 }; U# l9 u3 a/ a" xhave many flower in the yard but I want to cultivate some vegitable and berry.