For this project, I worked with both paper and plastic/foil. Paper, obviously, is easier to work with.

With plastic/foil, I used double-sided tape to stick them on paper.

Here are the different shades of green (that I found in my kitchen trash):

I’m thinking of adding different textures.. i don’t know – sand, resin, poked holes. LOL. I’ll think about it.

12/15 UPDATE: I decided to fill the whole page and just cut off the dangling edges. I like it better this way.