First, take tissue papers of your favorite colors and cut into 1" squares.
Then paint a coat of Mod Podge on one side of the box.
Now layer on the tissue paper squares on the box and paste them.
Add another layer of Mod Podge on top of these squares.
Then add more tissue squares on all sides and finish with a coat of Mod Podge and keep it aside to dry. That's it cut planter is ready!