Hardy Hibiscus, Rose Mallow, Swamp Mallow 'Southern Belle'

Hibiscusmoscheutos

Family
Malvaceae (mal-VAY-see-ee)
Genus
Hibiscus (hi-BIS-kus)
Species
moscheutos (mos-KEW-tos)
Synonym
Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
Hardiness
36-48 in. (90-120 cm)
Sun Exposure
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
Sun to Partial Shade
Bloom Time
Foliage
Pink
Rose/Mauve
Other Details
Other details
Mid Summer
Late Summer/Early Fall
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Patent Information
Foliage Color
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Hamilton, Alabama

Jacksonville, Florida

Morris, Illinois

Murphysboro, Illinois

Terre Haute, Indiana

Belle Chasse, Louisiana

Youngsville, Louisiana

Mason, Michigan

Oklahoma City, Oklahoma

Austin, Texas

Cedar Hill, Texas

La Verkin, Utah

Salt Lake City, Utah

show all

Featured Videos

Gardener's Notes:

2
positives
3
neutrals
0
negative
Sort By:
Sort By:
P
(Zone 9b) | December 2010 | neutral

The 'Swamp Mallows' of the USA are a group of incredibly beautiful plants with masses of huge flowers up to 11 inches across. There are ...Read More

C
Granbury, TX (Zone 7b) | August 2005 | positive

one thing that i have found out is to keep fertilizing with a 15-5-10 every 2 weeks to keep the buds coming...will keep blooming from jun...Read More

J
Jacksonville, FL (Zone 8b) | May 2005 | positive

I've had "Southern Belle" for about 2 years now. I protect the roots in winter with a good mulch of hay. The plant always dies back to ...Read More

S
S
Murphysboro, IL (Zone 6b) | May 2005 | neutral

This is an amazing plant that literally stops traffic in our yard. Though it is listed as needing moist soil, it has not suffered in our...Read More

F
F
La Verkin, UT | June 2003 | neutral

Seed is easy to germanate and plant is reletivily easy to grow. Blooms freely under most conditions and holds good. strong alkaly lessens...Read More

Featured
Garden Orb-web Spider
(Eriophora pustulosa)
Red-crowned Crane
(Grus japonensis)
Featured
Garden Orb-web Spider
(Eriophora pustulosa)
Red-crowned Crane
(Grus japonensis)