Here you can download a grass mesh: blends/view/71002
or just create your own grass 
(instead of using the photoshop grass brush, you can use “real life” grass blades):
https://forums.epicgames/threads/867667-UDK-Grass-tutorial
Here you can download a grass mesh: blends/view/71002
or just create your own grass (instead of using the photoshop grass brush, you can use “real life” grass blades):
https://forums.epicgames/threads/867667-UDK-Grass-tutorial