III. Enhance 1. Bark - Draw a wide 'V' on the top end of the Trunk. 2. Branches - You can now start drawing the branches of the tree. The branches should be thick to begin with and as they branch, should become thin. 3. Twigs, Flowers, or Leaves - Outline the tree with curvy lines to define it. Give it dimension by adding layers using curvy or boxy lines to. You can also detail its leaves or fruits.