Hardy Hibiscus, Rose Mallow, Swamp Mallow 'Robert Fleming'

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)
Hardiness
24-36 in. (60-90 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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Bloom Color
Full Sun
Bloom Time
Foliage
Red
Other Details
Other details
Mid Summer
Late Summer/Early Fall
Propagation Methods
Herbaceous
Seed Collecting
Soil pH requirements
By dividing the rootball
Patent Information
Foliage Color
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Crown Point, Indiana

Indianapolis, Indiana

Mankato, Minnesota

Allentown, Pennsylvania

Philadelphia, Pennsylvania

Austin, Texas

Temple, Texas

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Gardener's Notes:

3
positives
0
neutral
0
negative
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K
Crown Point, IN | September 2013 | positive

I bought 'Robert Fleming' on clearance at the end of June, put it in the ground in a new garden area and it has done nothing but fabulous...Read More

M
Allentown, PA | August 2013 | positive

I acquired my Robert Fleming two years ago, and it has become my favorite of my three hibiscuses (Lord Baltimore, Fantasia and Robert). ...Read More

J
Philadelphia, PA (Zone 6b) | September 2009 | positive

I bought this around June and it's been in a pot on my front step that gets afternoon/setting sun. Nice big blooms that last for one to t...Read More

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