I just did a Japanese Zen/rock garden and am trying to do Niwaki on the berm behind it. Here are my photos:
http://home.nc.rr.com/rueda/garden/1.gif
http://home.nc.rr.com/rueda/garden/2.gif
http://home.nc.rr.com/rueda/garden/3.gif
Any suggestions to make this better are appreciated.