Photoshop tricks

I've recently been thinking about creating a flash game and was looking around the internet for the bits and bob's I'd need when I came across two neat little methods for generating Grass and Clouds with brushes in Photoshop.

Realistic Grass Effect - Using Photoshop - Awesome video clips here

Note:Start with a standard airbrush for the cloud brush and the cloud texture can be found in the 'Texture Fill' pack (Click on the small arrow pointing right on the texture select dialog).