Clematis, Early Large-flowered Clematis 'Henryi'

Clematis

Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus
Clematis (KLEM-uh-tiss)
Synonym
Hardiness
Sun Exposure
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Bloom Time
Sun Exposure
Hardiness
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Other details
Propagation Methods
Seed Collecting
Flower Fragrance
Patent Information
Bloom Shape
Pruning Groups
Bloom Diameter
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Seed Collecting
Fruit Shape
Fruit Size
Fruit Colors
Growing Habit
Days to Maturity
Seed Type
Disease Resistance
Leaf Type
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Other details
Propagation Methods
Soil pH requirements
Patent Information
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Flower Shape
Flower Fragrance
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Seed Type
Growth Habit
Days to Maturity
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Bloom Shape
Pruning Groups
Bloom Diameter
Heat (Pungency)
Fruit Shape
Fruit Size
Fruit Color
Disease Resistance
Seed Type
Flower Size
Size/Type
Flower Characteristics
Leaf Shape/Type
Leaf Texture
Leaf Color
Propagation
Pollination
Bearing Habit
Rootstock Vigor
Disease Resistance
Fruit Usage
Classification
Regional

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

Alexander City, Alabama

Satsuma, Alabama

Little Rock, Arkansas

Capistrano Beach, California

Elk Grove, California

Long Beach, California

San Jose, California

Grand Junction, Colorado

Parker, Colorado

Somers, Connecticut

Wilmington, Delaware

Tampa, Florida

Atlanta, Georgia

Cumming, Georgia

Griffin, Georgia

Monroe, Georgia

Richmond Hill, Georgia

Hampton, Illinois

Nilwood, Illinois

Logansport, Indiana

Yates Center, Kansas

Sadieville, Kentucky

Benton, Louisiana

Ellicott City, Maryland

Millersville, Maryland

Parkville, Maryland

Bridgewater, Massachusetts

Cambridge, Massachusetts

Clarkston, Michigan

Traverse City, Michigan

Saint Cloud, Minnesota

Brandon, Mississippi

Ithaca, New York

Southold, New York

Fayetteville, North Carolina

Pleasant Garden, North Carolina

Vass, North Carolina

Bucyrus, Ohio

Maumee, Ohio

Portland, Oregon

Coopersburg, Pennsylvania

Lawrenceville, Pennsylvania

Mc Keesport, Pennsylvania

Pittston, Pennsylvania

Wilkes Barre, Pennsylvania

Bolivar, Tennessee

Pocahontas, Tennessee

Austin, Texas

Houston, Texas

Paris, Texas

Willis, Texas

Salt Lake City, Utah

Hallieford, Virginia

Pearisburg, Virginia

Spokane, Washington

Ripon, Wisconsin

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Gardener's Notes:

8
positives
2
neutrals
1
negative
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C
ROSLINDALE, MA | March 2016 | negative

I've maintained a "Henryi' clematis that was frequently (twice or more per season) afflicted with clematis wilt. That experience has left...Read More

G
Benton, LA | May 2015 | positive

My Henryi is in its third bloom season and is really taking off. I've got it planted at the base of a bridalwreath shrub and just after a...Read More

R
Atlanta, GA (Zone 7b) | April 2015 | positive

I attached a rectangular trellis to the back of my mailbox and planted two "Henryi" at the base of it. They didn't do much the first cou...Read More

C
(Zone 4b) | May 2011 | neutral

I bought this last year, as a small vine ( less then a foot tall). I placed it in full sun, but made sure the roots were well multched, ...Read More

J
Long Beach, CA (Zone 10a) | October 2009 | positive

A good, sturdy, no fuss Clematis that does well in Coastal So. Calif. and tolerates late summer heat and humidity. Huge flowers and a f...Read More

P
Fayetteville, NC (Zone 8a) | May 2009 | positive

This is a great Clematis! if you get one i it should be this one. Here it blooms in early may with huge white flowers, and later in the s...Read More

J
Willis, TX (Zone 8b) | October 2006 | positive

A wonderful White Clematis with brownish-purple anthers..a dependable bloomer year after year

N
Clarkston, MI (Zone 5b) | June 2006 | positive

Clarkston, MI
This beautiful speciman grows prolifically in our shade garden while climbing the arbor, it produces large blooms.

G
Hampton, IL (Zone 5a) | May 2005 | positive

This is a great clematis, it grows quickly filling in a trellis in no time and blooms freely most of the summer.

S
Portland, OR | May 2005 | positive

My parent's have this plant climbing up the lamp post in their front yard/garden. I think it looks beautiful! Full, glossy folliage with ...Read More

M
M
Ewing, KY (Zone 6a) | January 2005 | neutral

Awarded RHS Award of Garden Merit in 1993.

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