This mayor mode tree brush is a replication of the semi arid Chaparral scrub seen in Southern California and other Mediterranean climates throughout the world.

The dependencies are as follows:

BSC MEGA Props CP Vol 02   https://www.sc4devotion.com/csxlex/lex_filedesc.php?lotGET=2790

Seasonal Flora Patch for All Terrain Mods   https://www.sc4devotion.com/csxlex/lex_filedesc.php?lotGET=2612

BSC MEGA prop pack Jeronij - Vol 05   https://www.sc4devotion.com/csxlex/lex_filedesc.php?lotGET=1586

I HIGHLY recommend this mod to add realism to your canyons and valleys to give it that valley oak touch.
Girafe's Oaks are the best models I have seen and really resemble the oaks seen in valleys in Mediterranean climates:

BSC - VIP girafe oaks   https://www.sc4devotion.com/csxlex/lex_filedesc.php?lotGET=2632