By Robert Warnes.Sketchup for Landscape design. I have done quite some reading recently on established landscape design principles and conventions, but rarely have I come across anything detailing the specific method and workflow we employ as a company of designers to achieve our garden designs. There will be many garden design purists out there who firmly believe that in order to effectively design it is essential to be able to put pencil to paper and physically draw the garden. I disagree. I am unfortunately not blessed with talent or skill to do this. I do feel however this obstacle can be overcome by