Spike Winter Hazel
Corylopsis spicata

Family: Hamamelidaceae
Genus: Corylopsis (kor-uh-LOP-sis) (Info)
Species: spicata (spi-KAH-tuh) (Info)

Category:

Shrubs

Height:

4-6 ft. (1.2-1.8 m)

Spacing:

6-8 ft. (1.8-2.4 m)

Hardiness:

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:

Sun to Partial Shade

Danger:

N/A

Bloom Color:

Bright Yellow

Bloom Time:

Late Winter/Early Spring

Foliage:

Deciduous

Smooth-Textured

Other details:

Flowers are fragrant

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:

Non-patented

Propagation Methods:

From softwood cuttings

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Seed Collecting:

Bag seedheads to capture ripening seed

Allow seedheads to dry on plants; remove and collect seeds

Regional

This plant has been said to grow in the following regions:

Palmetto, Georgia

Bridgewater, Massachusetts

Roslindale, Massachusetts

Millbrook, New York

Oyster Bay, New York

Lansdowne, Pennsylvania

Lexington, Virginia

Langley, Washington

Olympia, Washington

Seattle, Washington

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Gardeners' Notes:

0
positives
1
neutral
0
negatives
RatingContent
Neutral

On Nov 29, 2004, smiln32 from Oklahoma City, OK (Zone 7a) wrote:

This wide-spreading bush is an early bloomer. It has soft yellow flowers (catkin-like) which have a light fragrance. Originates in Japan. Prefers sun to partial shade.
Late frost(s) may have a negative effect on flowering, though.