Corylopsis Species, Buttercup Winterhazel

Corylopsispauciflora

Genus
Corylopsis (kor-uh-LOP-sis)
Species
pauciflora (PAW-ki-flor-uh)
Synonym
Corylopsis matsudae
Sun Exposure
Light Shade
Foliage
Deciduous
Shiny/Glossy
Height
4-6 ft. (1.2-1.8 m)
Spacing
6-8 ft. (1.8-2.4 m)
Hardiness
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)
Bloom Color
Bright Yellow
Bloom Time
Late Winter/Early Spring
Mid Spring
Other Details
Category
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
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 pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Los Angeles, California

Lawrenceville, Georgia

Lula, Georgia

Belchertown, Massachusetts

Roslindale, Massachusetts

Oyster Bay, New York

Burlington, North Carolina

Portland, Oregon

Tualatin, Oregon

Wilkes Barre, Pennsylvania

Seattle, Washington

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Gardener's Notes:

4
positives
1
neutral
0
negative
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N
(Zone 7b) | April 2018 | neutral

Sort of nice flowers (esp. against snow) yet no fragrance (assellers promote it with) which is disappointing

C
ROSLINDALE, MA | March 2014 | positive

A handsome and too infrequently planted shrub. This is the best of the winterhazels for most gardens.

In early spring, sof...Read More

C
Mill Valley, CA | March 2011 | positive

growing c.pauciflora as bonsai. 03-2011 in full bloom.

C
Lula, GA (Zone 7b) | June 2008 | positive

Planted 9 years ago; it normally blooms the last half of March. Covered in pale yellow flowers; it's a lovely accent in a woodland garden...Read More

M
M
Hanover Twp., PA (Zone 6a) | November 2004 | positive

Corylopsis pauciflora has the same growing requirements as Corylopsis sinensis. I grow Corylopsis pauciflora in zone 5 with the protecti...Read More

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