Usually I don't have the patience and eye-hand coordination for platformers, but I loved this and stuck with this one till the end.  I will not rest until the entire world is covered in a lush green carpet.
Long live the Bryophyta King!
Any chance of a sequel? Maybe with a story around the theory that some biologists believe that instead of planting trees, we should be fighting climate change by covering every surface with moss, lichen and algae.