Senna polyphylla (Desert Cassia) (2)

Senna polyphylla (Desert Cassia) in bloom

Senna polyphylla (Desert Cassia) in bloom

Many gardeners like to raise plants with a reputation for being a challenge to grow, but even they — once in a while — like to have a plant that provides great satisfaction with little effort. Senna polyphylla is such a plant.