realistic saguaro cactus on white background

saguaro cactus carnegiea gigantea isolated background white andy fairhurst style realistic rendering desert plant arizona flora giant tall southwestern icon native sonoran endangered species slowgrowing succulent thorny iconic symbol unique botanical nature artwork silhouette landscape arid climate adaptation xerophyte floral design art southwest decor lover gift full-sized stands depicted detailed rendering exudes dignified pose showcasing light green bronze hues pixelated realism watercolor technique add depth birds-eye-view perspective generated