Deciduous shrub to 20 ft. with white flowers followed by sweet, blueberry-like berries. Loved by birds. Widespread in the Rocky Mountains. Prune to a small tree or allow suckers to make a thicket. Needs shady location or extra water in arid regions. Sow seed in fall (some seeds may not germinate for a year) or cold stratify 4 months & sow in spring. Protect seedlings with shade & mulch. Zone 2