Iberis Species, Evergreen Candytuft, Garrex's Candytuft, Perennial Candytuft

Iberissempervirens

Family
Brassicaceae (brass-ih-KAY-see-ee)
Genus
Iberis (eye-BEER-is)
Species
sempervirens (sem-per-VY-renz)
Synonym
Iberis garrexiana
Iberis serrulata
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Evergreen
Height
6-12 in. (15-30 cm)
Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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
White/Near White
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
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
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From seed; sow indoors before last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
Regional

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

Alabaster, Alabama

Auburn, Alabama

Wetumpka, Alabama

Corte Madera, California

Elk Grove, California

Magalia, California

Redwood City, California

Pagosa Springs, Colorado

Mystic, Connecticut

Seaford, Delaware

Barnesville, Georgia

Lithonia, Georgia

Chicago, Illinois

Crystal Lake, Illinois

Machesney Park, Illinois

Mount Prospect, Illinois

Greenville, Indiana

Jeffersonville, Indiana

Logansport, Indiana

Berea, Kentucky

Elizabethtown, Kentucky

Hebron, Kentucky

Louisville, Kentucky

Ellicott City, Maryland

Westminster, Maryland

Dracut, Massachusetts

Saint Paul, Minnesota

Petal, Mississippi

Independence, Missouri

Durham, New Hampshire

Rockaway, New Jersey

Brooklyn, New York

Salt Point, New York

Burlington, North Carolina

Lake Toxaway, North Carolina

Raleigh, North Carolina

Belfield, North Dakota

Dayton, Ohio

Glouster, Ohio

Springboro, Ohio

Oklahoma City, Oklahoma

Ashland, Oregon

Hillsboro, Oregon

Portland, Oregon

Norristown, Pennsylvania

Schwenksville, Pennsylvania

Conway, South Carolina(2 reports)

Fort Mill, South Carolina

Greeneville, Tennessee

Cibolo, Texas

Coppell, Texas

Mansfield, Texas

Weatherford, Texas

Ogden, Utah

Chesapeake, Virginia

Evington, Virginia

Fairfax, Virginia

Leesburg, Virginia

Manassas, Virginia

Palmyra, Virginia

Richmond, Virginia

Wytheville, Virginia

Barberton, Washington

Davenport, Washington

East Port Orchard, Washington

Parkwood, Washington

Port Orchard, Washington

Salmon Creek, Washington

Spokane, Washington

White Center, Washington

show all

Featured Videos

Gardener's Notes:

10
positives
5
neutrals
1
negative
Sort By:
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C
| May 2020 | neutral

I began with 4 and now have 2 healthy, mounded nice-looking Iberis in a long planter facing west. They're about 8 years old. Couple of ye...Read More

J
Logansport, IN | November 2012 | positive

This has done well in my scree. A healthy seedling I found this fall as the frost killed off the weeds in my crushed limestone drive cer...Read More

U
Davenport, WA (Zone 6a) | July 2012 | positive

I’ll try not to be too wordy:
From my experience, the plant grows profusely and happily, flowering the whole time, from November...Read More

R
Richmond, VA | May 2012 | positive

I live in Richmond, VA and started several plants from seeds and the plants are now taking over the small sunny bed where they were plant...Read More

M
M
Weatherford, TX | March 2011 | positive

This is a gorgeous plant. It grows well in North Central Texas. I have mine planted underneath a tree in nearly all day shade; but not ...Read More

S
North Fork, CA (Zone 7b) | October 2010 | negative

Deer eat this...in Central California foothills

B
(Zone 7a) | March 2007 | positive

This is one of those low, edging/carpeting plants that makes everyone behind it look better than they otherwise might.

Wh...Read More

Z
Cato, NY | May 2006 | neutral

We have had too much success growing this plant. It's planted on the west side of the house in a sandy loam soil. It's very drought tole...Read More

W
Lake Toxaway, NC (Zone 7a) | March 2006 | positive

I am surprised about the insistance of full sun for these plants. Mine is only in the sun about 1 or 2 hours a day. Then it is mostly in ...Read More

G
(Zone 5a) | January 2006 | positive

A very nice looking plant year round. I takes the heat of summer well. I have a couple of varieties of this and am happy with both. My...Read More

S
Springboro, OH (Zone 6a) | October 2004 | positive

Great evergreen mound in wintertime. Shear after blooms fade in spring to keep the habit looking nice. May also encourage rebloom in fall...Read More

P
(Zone 8b) | September 2004 | positive

This plant forms a very dense carpet of foliage with delightful white flowers. Enjoys full sun. pokerboy.

P
Panama City, FL (Zone 8b) | May 2004 | neutral

We had trouble growing this plant in the Florida panhandle. Even though it was watered every other day, the humidity and hot Florida sun...Read More

L
Jeffersonville, IN (Zone 6a) | August 2003 | neutral

I've had the same plant now for 8 years, so it is long lived, but it has not grown in that time! It is in good soil in a NE exposure and ...Read More

P
Westbrook, ME (Zone 5a) | January 2003 | positive

Easy and care-free. This is a great plant for hot, sunny spots. Plants will re-seed and form large clumps. I have it spilling over the ed...Read More

B
B
Baa
| August 2002 | neutral

An evergreen subshrub from Southern Europe.

Has oblong, deep green, smooth leaves. Bears heads of pure white, sometimes bl...Read More

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