Nuts eaten by squirrels and jays; catkins provide early pollen; dense cover for birds. Native hazelnut with catkins for early pollen and nuts for wildlife. Growth Habit / Role: Multi-stem shrub Mature Height: 6–18 ft Habitat: Forest edge; thickets Native Range: Northern North America Seasonal Interest: Catkins in late winter; nuts; fall color Flower Color: Yellow (catkins)