SketchUp is an amazing tool for garden designers and landscape architects. Check out our 3D Warehouse collections, https://3dwarehouse.sketchup.com/by/gardendesigntools?nav=collections, there are some great models for garden designers to use, I will keep updating it.
The online course SketchUp Basics for Garden Designers is available for €125,00, check out the curriculum here: https://gardendesigntools.thinkific.com/courses/sketchup-basics-for-garden-designers
Garden Design Tools 