desert prickly pear (opuntia phaeacantha) in city xeriscaping

desert prickly pear opuntia phaeacantha cactus cacti spines succulent cluster tight plant growing green xeriscaped xeriscaping arid rough rocks nopal nopales napolito flattened pads tufts thorns thorny thickets bristles glochids fruits reddishbrown purple food edible ground hedge sky blue nature natural botany flora floral outdoor environment southwest america arizona landscape horizontally city urban town street road