Native to (or naturalized in) Oregon:
- Deciduous shrub, 2-4 ft (0.6-1.2 m), low broad mound. Leaves opposite, oblong-lanceolate, 2.5-7.5 cm x 1-1.6 cm, long accuminate, unequally serrate, flat deep green above. Flowers white, 5 petals, 13-19 mm across, borne in erect clusters, can literally cover the plant in white.
- Sun to part shade, any good garden soil is acceptable, prune after flowering.
- Hardy to USDA Zone 4 Native to Japan.
- A few selections available, including:
- Chardonnay Pearls™ (‘Duncan’) - lime-yellow foliage, pearl-like buds open to pure white flowers. Compact growing, may reach 3 ft (90 cm) tall with a simlar width.
- ‘Nikko’ - dense, low growing mound or groundcover, about 2 ft (60 cm) tall and twice as wide, producing abundant, pure white flowers in spring.
- gracilis: graceful.
- Oregon State Univ. campus: northwest of East Greenhouse, along southern border of parking lot.