I choose some grass type then 1. Brush Type - Mesh 2. In Brush profile menu - > Brush Width ( I set it about 10-15 try some values ) Thats work for me just fine just draw draw and draw ... but .. im with 1 GB Ram and when i get more drawing work with PaintFX my Maya crush so don't get to laid on painting P.S I will add some more details this night like chainsaw and what ever came up in my head :attn: