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Hardy Hibiscus, Rose Mallow, Swamp Mallow 'Pink Clouds'

Hibiscus moscheutos

Family: Malvaceae (mal-VAY-see-ee) (Info)
Genus: Hibiscus (hi-BIS-kus) (Info)
Species: moscheutos (mos-KEW-tos) (Info)
Cultivar: Pink Clouds
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36-48 in. (90-120 cm)

4-6 ft. (1.2-1.8 m)


24-36 in. (60-90 cm)

36-48 in. (90-120 cm)


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:

Sun to Partial Shade

Bloom Color:


Bloom Time:

Mid Summer

Late Summer/Early Fall



Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

Patent Information:


Propagation Methods:

From herbaceous stem cuttings

From softwood cuttings

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

This plant is attractive to bees, butterflies and/or birds

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Grow outdoors year-round


This plant has been said to grow in the following regions:

Stamford, Connecticut

Wethersfield, Connecticut

Portsmouth, Iowa

Bridger, Montana

Beatrice, Nebraska

Lincoln, Nebraska (2 reports)

Columbia, South Carolina

Austin, Texas

San Antonio, Texas

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Gardeners' Notes:


On Jul 25, 2016, coriaceous from ROSLINDALE, MA wrote:

This is a 2011 GreatPlantsTM release, selected by Bluebird Nursery of Clarkson, NE. It was selected for its compact (i. e. dwarf) habit (2-3' tall) and its large flowers.


On Jul 25, 2016, Emerogork from Wethersfield, CT wrote:

Slow spread by roots. Reliable and care free. They are usually 3' - 4' tall but this year they seem to be 2' - 3' tall, very strange....


On Oct 26, 2010, PicketFenceIowa from Portsmouth, IA wrote:

These do set seeds, and many, I have grown them from seed and the seeded plant is really close to the main plant Pink Clouds

They seem easy to grow from seed, I just collected a bunch of seeds a couple of days ago. If you let them fall to the ground they will also grow with adequate moisture.