abstract appearances arid background Cacti cactus clumps clusters coloring colors colouring colours display edge edges flora garden-display garden-plants green greenery irregular leaves light ornamental perennials plants pointed shape shapes succulents sunlight surface surfaces textures unusual variations variety various protection sharp yellow curling curly agricultural agriculture all-year vegetable butternut butternut pumpkin butternut squash color colour cucurbita cucurbita moschata fleshy food fruit hard nutty orange patterns pulp pumpkin rind skin smooth squash sweet vegetable vine winter squash angled angles architecture backgrounds building buildings contrast diagonal gutter guttering historic lichen lines loose nails old overlap overlapping pattern roof roofing roofs rooftops rooves slate steep style texture tile tiles vents appearance beams below beneath bridge concrete deck fishermen fishing lower lower-deck perspectives piers pillars reflections river secure solid steel strength strong structure structures support supportive surfaced textured thick under undercover underside water