Magnolia Species, Bull Bay, Evergreen Magnolia, Large-Flowered Magnolia, Southern Magnolia

Magnolia grandiflora

Genus
Magnolia (mag-NO-lee-a)
Species
grandiflora (gran-dih-FLOR-uh)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
Smooth
Height
over 40 ft. (12 m)
Spacing
30-40 ft. (9-12 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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Danger
Seed is poisonous if ingested
Parts of plant are poisonous if ingested
All parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction
Bloom Color
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From herbaceous stem cuttings
From semi-hardwood cuttings
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Remove fleshy coating on seeds before storing
Ferment seeds before storing
Regional

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

Adana, Adana(2 reports)

Atmore, Alabama

Midland City, Alabama

Mobile, Alabama

New Market, Alabama

Tuscaloosa, Alabama

Vincent, Alabama

Jacksonville, Arkansas

Little Rock, Arkansas

Morrilton, Arkansas

Sherwood, Arkansas

Chowchilla, California

East Palo Alto, California

El Cerrito, California

Long Beach, California

Modesto, California

Oxnard, California

Pomona, California

Reseda, California

Rocklin, California

Sacramento, California

Santa Barbara, California

Santee, California

Clifton, Colorado

New London, Connecticut

Waterford, Connecticut

Weatogue, Connecticut

Dover, Delaware

Bartow, Florida

Fruitland Park, Florida

Green Cove Springs, Florida

Hampton, Florida

Hernando, Florida

Indialantic, Florida

Keystone Heights, Florida

Kissimmee, Florida

Leesburg, Florida

Maitland, Florida

Navarre, Florida

New Port Richey, Florida

Niceville, Florida(2 reports)

Port Charlotte, Florida

Rockledge, Florida

Ruskin, Florida

Safety Harbor, Florida

Saint Cloud, Florida

Sebring, Florida

Trenton, Florida

Vero Beach, Florida

West Palm Beach, Florida

Athens, Georgia

Atlanta, Georgia

Augusta, Georgia

Decatur, Georgia

Hawkinsville, Georgia

Jeffersonville, Georgia

Jekyll Island, Georgia

Villa Rica, Georgia

Warner Robins, Georgia(2 reports)

Hilo, Hawaii

Honomu, Hawaii

Pukalani, Hawaii

Chicago, Illinois

Murphysboro, Illinois

Olathe, Kansas

Shawnee Mission, Kansas(2 reports)

Wichita, Kansas

Barbourville, Kentucky

Benton, Kentucky

Louisville, Kentucky

Melvin, Kentucky

Mount Sterling, Kentucky

Prestonsburg, Kentucky

Taylorsville, Kentucky

Tiline, Kentucky

Independence, Louisiana

Marrero, Louisiana

New Orleans, Louisiana(2 reports)

Slaughter, Louisiana

Vacherie, Louisiana

Brookeville, Maryland

Riverdale, Maryland

Feeding Hills, Massachusetts

Termes-d'Armagnac, Midi-Pyrénées(1734 reports)

Madison, Mississippi

Saucier, Mississippi

Southaven, Mississippi

Waynesboro, Mississippi

Las Vegas, Nevada

Middlesex, New Jersey

Moorestown, New Jersey

Staten Island, New York

Elizabeth City, North Carolina

Fayetteville, North Carolina

Raleigh, North Carolina

Rowland, North Carolina

Wilsons Mills, North Carolina

Cincinnati, Ohio(2 reports)

Mason, Ohio

Edmond, Oklahoma

Beaverton, Oregon(12 reports)

Cornelius, Oregon

Hatboro, Pennsylvania

Hershey, Pennsylvania

Lansdale, Pennsylvania

Mount Joy, Pennsylvania

Bluffton, South Carolina

Edisto Island, South Carolina

Hilton Head Island, South Carolina

Islandton, South Carolina

Lexington, South Carolina

Myrtle Beach, South Carolina

North Augusta, South Carolina

Pelion, South Carolina

Saint Helena Island, South Carolina

Sumter, South Carolina

Benton, Tennessee

Lenoir City, Tennessee

Memphis, Tennessee

Morrison, Tennessee

Nashville, Tennessee

Sevierville, Tennessee

Smyrna, Tennessee

Anderson, Texas

Arlington, Texas

Austin, Texas

Boerne, Texas

Brownsville, Texas

Colmesneil, Texas

Converse, Texas

Copperas Cove, Texas

Dallas, Texas

Harlingen, Texas

Houston, Texas(2 reports)

Lufkin, Texas

New Caney, Texas

Orange, Texas

Round Rock, Texas(2 reports)

San Antonio, Texas

Smithville, Texas

Spicewood, Texas

Wilmer, Texas

Orem, Utah

Springville, Utah

Charlottesville, Virginia

Richmond, Virginia

Roanoke, Virginia

Falling Waters, West Virginia

show all

Featured Videos

Gardener's Notes:

10
positives
4
neutrals
1
negative
Sort By:
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N
Waterford, CT | October 2020 | positive

Magnolia grandiflora used to be very rare north of NYC. This started changing around Y2K. While not ubiquitous, there are now quite a few...Read More

C
ROSLINDALE, MA | January 2015 | neutral

According to the Illinois Poison Control Center, magnolias are completely non-toxic to humans. The California Poison Control System says the same.

L
Mobile, AL | January 2014 | positive

This variety grows on its own here in the deep south, but I look at it as a symbol of the south and all the friendliness one finds down h...Read More

P
Green Cove Springs, FL | June 2010 | positive

A native tree here in NE Florida, I live on a partially wooded acre on a large pond, and these trees can be found growing everywhere, alm...Read More

A
San Antonio, TX (Zone 9a) | May 2009 | negative

Not well adapted to thinner soils of this area, or to our frequent droughts. Best specimens are in deep soils in river bottoms.

B
| September 2008 | positive

This is a commonly planted tree down here and though exceedingly handsome when flourishing, there is nothing sadder-looking than a tortur...Read More

P
Acton, CA (Zone 8b) | December 2006 | neutral

WAY overplanted tree here in Southern California, where it is one the city's favorite landscape trees, in some misguided effort to make L...Read More

F
F
Columbia, SC | July 2005 | positive

'Little Gem' is a cultivar which reaches 20' tall and 10' wide and blooms at a very young age. Blooming is heaviest in Spring and contin...Read More

N
N
Tallahassee, FL (Zone 8b) | September 2004 | positive

One of the best Southern trees. The huge white flowers have few rivals and the evergreen leves are impressive. Almost every yard in my ar...Read More

F
Honomu, HI (Zone 11) | July 2004 | positive

I was very surprised to see magnolias growing and blooming in Hawaii. I never thought of it as a "tropical" plant, but they do quite wel...Read More

A
Murphysboro, IL (Zone 7a) | July 2004 | positive

Magnolias grow very tall and wide here in zone 7a extreme southern Illinois. The Mag's also bloom continuosly during the summer. Although...Read More

A
Shawnee Mission, KS | April 2004 | neutral

I rate it a 5

D
New Orleans, LA (Zone 9a) | November 2003 | neutral

I do love Magnolias. Along with Live Oaks and Bald Cypress, they rank as the best of the southern trees. However, in heavy wet soils li...Read More

W
Spicewood, TX (Zone 8b) | August 2002 | positive

I LOVE this tree! The fragrance of the huge white blooms is incredible. One bloom will make an entire room smell good.

T
T
Murfreesboro, TN (Zone 7a) | January 2002 | positive

This is the traditional Magnolia of the southern U.S., blooming with fragrant, creamy white flowers in the spring and intermittently thro...Read More

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