Clue: Aluminium driver taken below bunker, possibly, or tree (10)
Answer: SANDALWOOD
Explanation: Definition: tree 
 [ AL(symbol for the chemical element, aluminium) + WOOD(a golf club, in this case a No. 1 wood/driver, mainly used for teeing off) ] **placed below**(taken below, in a down clue) SAND(term representing/possibly, a bunker, an obstacle in a golf course consisting of a sand-filled hollow).
To complete the golfing surface: Driver heads can be made from aluminium or aluminium alloys, and there are large trees on a golf course.