Climbing Hydrangea, Woodvamp

Decumaria barbara

Family
Hydrangeaceae (hy-drain-jee-AY-see-ee)
Genus
Decumaria (dek-yoo-MAR-ee-uh)
Species
barbara (BAR-bar-ruh)
Synonym
Sun Exposure
Light Shade
Foliage
Smooth
Height
4-6 ft. (1.2-1.8 m)
Spacing
8-10 ft. (2.4-3 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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Vines and Climbers
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Propagation Methods
Seed Collecting
Regional

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

Birmingham, Alabama

Cullman, Alabama

Decatur, Alabama

North Little Rock, Arkansas

Clermont, Kentucky

Georgetown, Kentucky

Louisville, Kentucky(2 reports)

Preston, Maryland

Sturgis, Mississippi

Middlesex, New Jersey

Brooklyn, New York

Hendersonville, North Carolina

New Bern, North Carolina

Devon, Pennsylvania

Christiana, Tennessee

Longview, Washington

Green Bay, Wisconsin

show all

Featured Videos

Gardener's Notes:

3
positives
1
neutral
0
negative
Sort By:
Sort By:
S
Louisville, KY (Zone 6b) | January 2015 | positive

NOTE: the height rating here is way off. It can grow to 4' or 6' if that is how high it's supporting structure might be, but regularly cl...Read More

R
Downingtown, PA | July 2014 | positive

I've seen two really big vines at Jenkins Arboretum near Berwyn, PA in se PA, climbing way up large trees in the woods. This species gets...Read More

P
Brooklyn, NY (Zone 7a) | September 2004 | positive

I have had this plant growing up a wall for about five years now and this year it finally bloomed. The leaves are elegant and the vine cl...Read More

T
T
Murfreesboro, TN (Zone 7a) | August 2001 | neutral

A beautiful native vine, it often is found climbing up deciduous trees or sprawling on the ground, although it must grow vertically to fl...Read More

Featured
Linum Species
(Linum lewisii)
Scarlet Mormon
(Papilio rumanzovia)
Yellow-bellied Sunbird
(Nectarinia jugularis)
Featured
Linum Species
(Linum lewisii)
Scarlet Mormon
(Papilio rumanzovia)
Yellow-bellied Sunbird
(Nectarinia jugularis)