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.
These annual and perennial plants are grown as herbal remedies and for culinary use.
All of these odd-looking plants have decorative stems, but those of P. macrocarpus are bare m...
Small genus of plants from sunny, moist areas in South America. Species include a spreading mound and ...