Gardenia, Cape Jasmine, Gandharaj 'Frostproof'

Gardeniajasminoides

Genus
Gardenia (gar-DEEN-ya)
Species
jasminoides (jaz-min-OY-deez)
Synonym
Gardenia angusta
Gardenia augusta
Gardenia florida
Gardenia grandiflora
Gardenia radicans
Sun Exposure
Light Shade
Partial to Full Shade
Foliage
Evergreen
Provides Winter Interest
Textured
Height
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Spacing
4-6 ft. (1.2-1.8 m)
Hardiness
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)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
N/A
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall
Blooms repeatedly
Other Details
Category
Perennials
Shrubs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
Patent Information
Propagation Methods
From herbaceous stem cuttings
From semi-hardwood cuttings
From hardwood heel cuttings
By simple layering
By air layering
Seed Collecting
Regional

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

Moody, Alabama

Wilmington, Delaware

Lake City, Florida

Ocala, Florida

Danielsville, Georgia

Pembroke, Georgia

Baton Rouge, Louisiana

Salisbury, Maryland

Brooklyn, New York

Staten Island, New York

Cary, North Carolina

Davidson, North Carolina

Hillsborough, North Carolina

, Oppland

Portland, Oregon

Philadelphia, Pennsylvania

Nashville, Tennessee

Belton, Texas

Conroe, Texas

Nome, Texas

Tyler, Texas

Arlington, Virginia

Glen Allen, Virginia

Seattle, Washington

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Featured Videos

Gardener's Notes:

6
positives
1
neutral
1
negative
Sort By:
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N
Groveland, FL | March 2016 | neutral

I find this plant prone to nematodes and root diseases, giving them a lifespan of 2 to 3 years.

N
Portland, OR (Zone 8b) | December 2015 | positive

Bloomed exceptionally well for me this year.
Started blooming around late June, peaked in August and still threw out some bloom i...Read More

W
Petersburg, VA | August 2015 | positive

The Frostproof Gardenia does pretty well in my Zone 7A garden in Petersburg, Virginia. I bought a one-gallon pot of Frostproof about fi...Read More

C
Salisbury, MD | January 2013 | positive

This seems easy to grow--it's my first and only gardenia and I've had it for a couple years. I have it outside, in full sun on the south ...Read More

A
New York, NY | January 2012 | positive

Frostproof gardenias have done really well for me in New York City. Mine survived one winter that went down to 5F and still look green to...Read More

S
Ocala, FL (Zone 9a) | August 2011 | positive

I planted the Frostproof in March 2011. The location I chose to put it in was partial to full shade and as of August 2011 it has done v...Read More

P
Rolesville, NC (Zone 7b) | July 2010 | positive

This plant performed quite well for our nursery in our display gardens for the past three years. It does discolor a little bit during the...Read More

E
Annapolis, MD | June 2010 | negative

Mine is about a 18" bush but has not flowered....maybe next year ??

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