18 – 24 corks Start with four corks, glue them together to make the base of the tree. Add five corks to the next level, letting them hang over on each side slightly. Continue adding four, then three, then two, then one cork to each layer corks on the Randomly paint ends as desired.Decorate with ribbon, fabric, buttons or any notions you may have, Attach the tree to the 2" base.