altitude autumn canada color colour foliage high leaf leaves montane mountain natural nature patchwork plant Rockies Rocky Mountains tree yellow country country road dirt road fall green grey orange trees flower flowers gate plants summer sunflower sunflowers yellow flower beauty feuille grow herb natural vine sable sand abstract angles Arecales backgrounds blades colors colours durable evergreen fronds garden gardens grove growth light lines open palm palm-branches palm-foliage palm-tree palms palmtree pinnate resistant shade shadows shady sharp spreading strong sunlight sunshine temperate texture textures variations varieties variety vegetation views appearance path