Adobe Photoshop Tutorials
How to make your text look like it's overgrown by moss:
Start out by creating a blank document, size depends on the size of your text, I made it 300*200px. Type your text, preferably in a bold font on a white background.
Click your text layer's icon while holding down CTRL to select your text's shape.
Create a new layer.
Turn visibility for your text layer off.
Select brushes and pick this brush:
(if this brush does not show up you might have to load it, just click on the small arrow in the brushes palette and select load brushes)
Fill the text with strokes of the brush until it looks something like this:
Now hit CTRL-D to deselect the shape.. zoom into your image and start drawing on the edges of your text. You should reduce the brushs' diameter for this.
Merge the visible layers (Shift-CTRL-E) and then pick a color (CTRL-U)
I used this color.
This is what you get with the settings above:
A slightly different color:
Applied to bigger letters: