Full sun to partial shade; prefers a moist, well-drained soil, but will tolerate dry soils; tolerant of alkaline soil.
(Variable; the species can grow 15-20 feet tall; several cultivars are much shorter.)
(Variable; the species can grow to 20 feet wide or more; several cultivars are much more narrow.)
3 - 7
Additional pests and problems that may affect this plant:
Sawflies and scale are common problems.
Proper selection of cultivars is key to obtaining a plant that will maintain a true shrub size.