The 1-in. yellow flowers on these short-lived, mounding perennials become papery and tan as they dry in place. They extend the show but eventually give plants a ragged look that is easily corrected with light shearing.
Flowers peak in spring, with repeat bloom coming after summer rains or irrigation (but regular watering reduces bloom, and poor drainage kills the plants).Psilostrophe cooperi
Native to 2,000–5,000-ft. elevations in the desert mountains of California, Arizona, New Mexico, Utah, and northern Mexico. Grows into a mound 12–18 in. tall and twice as wide, with whitish stems and narrow green leaves.Psilostrophe tagetina
Native to 4,000–7,000-ft. elevations in the desert mountains of Arizona, Utah, New Mexico, Texas, and northern Mexico. Grows into a 2-ft. mound. Similar to P. cooperi, but with slightly larger leaves. Self-sows.
Medium-size, very hardy fan palm (to 10°F/–12°C or lower). Moderate to fast growth to 30...
These easy-to-grow annuals bring lovely shades of blue to the spring garden. Sow in well-drained soil ...
Dense, spreading growth to 2 ft. in sun, taller in shade. New growth is dusty blue green, maturing to ...