Height: 4′-6′ Spread: 4′-5′. Pairs of small glossy green leaves cover the upright branches of this airy native shrub. Fragrant, delicate, 2″ four-petaled white flowers bloom in June. Reddish new bark becomes exfoliating and turns gray as it matures. Grows along rocky hillsides and canyons. Heat and drought tolerant. Full sun. Zone 4.