Oblongifolius Rockrose               CIS-tis

• Evergreen shrub, 6 ft high and 5 ft wide (2 × 1.5 m).  Leaves opposite, simple, dark green, gray-green below, narrowly shaped and sticky.  Flowers white, 4-5 cm wide.
• Sun, well-drained soil.
• Hardy to USDA Zone (7) 8    From a cross of C. laurifolius × C. inflatus.
• Oregon State Univ., North Willamette Research and Extension Center, Aurora; a Cistus and Halimium trial was initiated in 2004.