This tutorial we will learn how to represent a tree with rich leafage.

Open a new file: File – New (ctrl+n)

a tree with rich leafage in adobe Photoshop cs

Choose then the Brush Tool of a small size and determine the future tree's contours.

a tree with rich leafage in adobe Photoshop cs

Create next a new layer: Layer – New – Layer and little by little, outline the tree's rind, applying the Brush Tool. Paint it firstly with the basic color.

a tree with rich leafage in adobe Photoshop cs

Change now the
 
brush's adjustments and picture out its texture.

a tree with rich leafage in adobe Photoshop cs

Mark now clearly the rind's light and its shadow.

a tree with rich leafage in adobe Photoshop cs

Using the Burn Tool, mark out the most intensive shadows.

a tree with rich leafage in adobe Photoshop cs

Apply next the Smudge Tool and blur out all the traits, keeping the same texture of the "stripy" rind.

a tree with rich leafage in adobe Photoshop cs

Create then a new layer above this one and get back to the Brush Tool, painting with it the leafage.

a tree with rich leafage in adobe Photoshop cs

Choose now another brush's type and paint the leafage in different directions, using several different colors.

a tree with rich leafage in adobe Photoshop cs