Hardy Hibiscus, Rose Mallow, Swamp Mallow 'Midnight Marvel'

Hibiscus moscheutos

Family
Malvaceae (mal-VAY-see-ee)
Genus
Hibiscus (hi-BIS-kus)
Species
moscheutos (mos-KEW-tos)
Synonym
Height
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Hardiness
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)
Sun Exposure
Full Sun
Sun to Partial Shade
Bloom Color
Red
Scarlet (dark red)
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall
Foliage
Deciduous
Herbaceous
Other Details
Other details
Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
Seed Collecting
Soil pH requirements
Patent Information
Patented
Foliage Color
Dark/Black
Orange/Apricot
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Water Requirements
Average Water Needs; Water regularly; do not overwater
Requires consistently moist soil; do not let dry out between waterings
Very high moisture needs; suitable for bogs and water gardens
Where to Grow
Can be grown as an annual
Regional

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

Huntsville, Alabama

Montgomery, Alabama

Seffner, Florida

Peoria, Illinois

Frederick, Maryland

Roslindale, Massachusetts

Canton, Ohio

Manassas, Virginia

Quilcene, Washington

show all

Featured Videos

Gardener's Notes:

3
positives
0
neutral
0
negative
Sort By:
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C
ROSLINDALE, MA | September 2014 | positive

I've grown this hybrid for two seasons here in eastern Massachusetts Z6a. The maroon-tinted foliage complements the flowers and adds colo...Read More

G
Canton--Football HOF, OH (Zone 6a) | September 2014 | positive

I've had this beauty for 2 years and it's just spectacular in the garden! I don't like masses of solid plantings, and this shrub is quite...Read More

B
Irving, TX (Zone 8a) | July 2012 | positive

I gave up on dark leaf cannas because all store bought cannas carry virus. I tried dark leaf dahlias but found that the plants would bec...Read More

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Featured
Anthocercis Species
(Anthocercis littorea)
Macadamia Cup Moth
(Mecytha fasciata)
Robin
(Erithacus rubecula)