Crossword clues for Trees in the Rockies:FIRRockies treeASPENSRockies treesPOPLARSRocky Mountain treesASPENSRocky Mountain treesASPENRocky Mountain treePINONRocky Mt. pine treeASPENSTrees in the RockiesASPENTree native to the RockiesSCRUBOAKLow-growing tree found typically in rocky soil