This is a new twist on my older Pin about making garden pavers out of large leaves - super easy and you can tint them with concrete stain!--I think this would be a cool base to make a water fountain, with water dripping from leaf to leaf :-) Holla!
Brick would also look great for the walkway. Country Casual by Ginkgo Leaf Studio Wisconsin Landscape Contractors Association - 2013 Silver Award for Excellence in Residential Landscape Design and Construction.
DIY Concrete Leaf Bird Bath DIY Concrete Leaf Bird Bath - love this idea! Those leaves look like rhubarb leaves to me. Hmmm may have to do something like this. Especially if I do a cob house some day, this would be a great wall feature/shelf.