Task 1: to create the backdrop of a bamboo grove (completed)
Task 2: to ascertain that mould will not thrive on the gravel (completed)
Task 3: to get more gravel and experiment with a mini rock garden
Task 4: to create a rock outcrop
Task 5: to create the wave patterns
Task 6: to expand the garden to cover the desired area
Task 7: to amalgamate the rock garden, the bamboo area and the lotus pond together
To get
I have this but

I will need (preferably, if free)
and
and of course,
Any advice on how to get the granite chips?
And the rock as well?