I got my supplies at the dollar store, and in total this project cost about $5. You can’t beat Faux leaves (2-3 dozen, depending on the size of your balloon)
1 inflated balloon
Large mixing bowl (to hold balloon)
Painter’s tape
Scissors
Elmer’s glue
Water
Small cup or bowl (to hold glue)
Foam brush
Safety pin or needle
Optional: disposable gloves