senna oligophylla or outback cassia shrub in xeriscaping

xeriscapingaustralian droughttolerant oligophylla xeriscaping australian attractive ornamental wildflower evergreen billowing perennial botanical flowering gardening landscape deciduous fragrant informal vigorous outdoors woodland sunlight outback phoenix arizona vibrant upright rounded brittle foliage blossom natural produce cassia native desert winter spring floral nature ground gravel flower yellow autumn branch garden senna shrub style green hedge plant woody bloom rocks urban fence fruit warm oligophylla cassia senna green bush shrub fragrant attractive vibrant hedge lush plant evergreen woody vigorous upright billowing rounded brittle foliage perennial winter spring grow australian bloom blossom botanical floral flowering gardening natural nature ornamental outdoors ground gravel rocks urban fence landscape drought-tolerant xeriscaping arizona