And on that note, landscape design software is your best friend. This is why in this field, planning is of utmost importance. Can you imagine having to create a diorama of a garden with miniature ponds, trees, and plants, or worse, actually constructing fences, plots, and sheds just to see how they would look in your outdoor space? Don’t bother. Gorgeous lawns would be a rare sight to see. If landscape design has to be done manually every time, the world would be filled with plain-looking yards. Apart from that, it can also import and export different types of image files that you can manipulate on the interface. It has a 3D modeling tool you can use straight from your browser. This lite version of SketchUp comes with the essential tools for creating stunning landscape designs. The best free landscape design software is SketchUp Free.