Scientific Name: Corylopsis spicata
Common Name: spike witchhazel, spike winter hazel
Family Name: Hamamelidaceae
Origin: S.E. Asia / Japan / China
Hardiness Zone: Zone 5: (-29 to -23 °C)
Plant Type: Shrub - deciduous
Mature Size: 2 - 3m x 2 - 3m (height x width)
Habit: Open, Spreading, Upright
Form: Oval - vertical, Round
Texture: Medium
Landscape Uses: Mixed shrub border, Spring interest
Exposure: Full sun, Part sun/part shade
Soil or Media: Acidic, Humus rich, Well-drained
Leaves: Simple, Alternate, Soft flexible, Pinnate venation, Glabrous, Obovate, Ovate, Serrate
Flowers: Raceme, Yellow, May-Jun
Fruit: Capsule, Brown, Jul-Aug
Key ID Features:
Multi-stemmed shrub typically 1.5-2.5m tall and eventually wider; leaves alternate, most blades broadly ovate to obovate, 5-10cm long x 3-6cm wide, margin serrate with aristate tips, base cordate to rounded, dark green with glaucous undersides; racemes pendant, 3-5cm long, appear before leaves, each with 6-14 florets that are <1cm long, yellow with pink filaments and purplish anthers. Winter ID: flower buds stalked, ovoid, about 1cm long.