Mahonia bealei (China)
Habit: Unusual shrub, 1.5-2 (4) m tall, few shoots, stiffly upright, usually without side shoots, slow-growing.
Flowers: Loose branching, 10-15 cm long, primrose yellow racemes, March to April; pleasant, sweet fragrance, flowers sensitive to late frost.
Fruits: Glaucous blue, black berries from July on.
Leaves: Evergreen, thick and leathery, pinnate, 30-40 cm long, thorny, pale blue-green, in clusters like an umbrella at the end of shoots.
Demands: Light shade to semi-shade, protect from winter sun to prevent leaves from turning brown and flowers from opening too soon, sensitive to frost, protect from wind.
Soil: Fresh to moist; any garden soil.
Hardiness: Zone 7a