Ilex Species, American Holly, Christmas Holly

Ilexopaca

Family
Aquifoliaceae (a-kwee-foh-lee-AY-see-ee)
Genus
Ilex (EYE-leks)
Species
opaca (oh-PAK-uh)
Synonym
Ageria opaca
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
Provides Winter Interest
Height
30-40 ft. (9-12 m)
over 40 ft. (12 m)
Spacing
15-20 ft. (4.7-6 m)
20-30 ft. (6-9 m)
30-40 ft. (9-12 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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
White/Near White
Inconspicuous/none
Bloom Time
Late Spring/Early Summer
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
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)
Patent Information
Non-patented
Propagation Methods
From hardwood cuttings
From seed; stratify if sowing indoors
By grafting
Seed Collecting
Remove fleshy coating on seeds before storing
Properly cleaned, seed can be successfully stored
Regional

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

Atmore, Alabama

Jacksonville, Alabama

Wetumpka, Alabama

Morrilton, Arkansas

Farmington, Connecticut

Simsbury, Connecticut

Ellendale, Delaware

Rehoboth Beach, Delaware

Bartow, Florida

Dunnellon, Florida

Okeechobee, Florida

Orlando, Florida

Pensacola, Florida

Trenton, Florida

Kihei, Hawaii

Peoria, Illinois

Greenville, Indiana

Jeffersonville, Indiana

Shawnee Mission, Kansas

Clermont, Kentucky

Cynthiana, Kentucky

Frankfort, Kentucky

Georgetown, Kentucky

Hi Hat, Kentucky

Lexington, Kentucky

Louisville, Kentucky

Nicholasville, Kentucky

Paris, Kentucky

Versailles, Kentucky

Holden, Louisiana

Centreville, Maryland

Laurel, Maryland

Valley Lee, Maryland

Halifax, Massachusetts

Mashpee, Massachusetts

Grand Rapids, Michigan

Biloxi, Mississippi

Saucier, Mississippi

Waynesboro, Mississippi

Piscataway, New Jersey

Buffalo, New York

Charlotte, North Carolina

Highlands, North Carolina

Waxhaw, North Carolina

Glouster, Ohio

Guysville, Ohio

Youngstown, Ohio

Cheshire, Oregon

Allentown, Pennsylvania

Downingtown, Pennsylvania

Greencastle, Pennsylvania

Sumter, South Carolina

Arlington, Texas

Garland, Texas

Houston, Texas

Huntsville, Texas

New Caney, Texas

Roanoke, Virginia

show all

Featured Videos

Gardener's Notes:

7
positives
0
neutral
0
negative
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R
Downingtown, PA | April 2016 | positive

American Holly is native to and does well in the Mid-Atlantic Region. It is a beautiful broadleaf evergreen tree. It grows about 1 foot/y...Read More

B
Irving, TX (Zone 8a) | April 2010 | positive

I lived in the south a few number of years and became accustomed to the American Holly and wanted to plant one in zone 5a. Some opaca ar...Read More

C
South Lyme, CT (Zone 7a) | November 2008 | positive

The American Holly is very nice, broadleaf-evergreen tree native north to coastal portions of Connecticut on the east coast. Trees from n...Read More

L
L
Greenville, IN (Zone 6a) | December 2007 | positive

I love this holly, so much prettier than the other hollies because it doesn’t lose all of it’s leaves like the other ones, it does sh...Read More

V
Scott County, KY (Zone 5b) | January 2007 | positive

American holly is an excellent broadleaf evergreen for the Ohio River valley region, and everywhere its wide native distribution allows i...Read More

F
Josephine, Arlington, TX (Zone 8a) | March 2006 | positive

American Holly is a lovely evergreen tree Native to Texas.
It is a slow grower, but worth the wait.

T
Now in Orlando, FL (Zone 9b) | January 2005 | positive

I think this is my favorite of the hollies. There is at least one of them planted where I am living now. Seems like they maintain a neate...Read More

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