Hibiscus Species, Sacramento Rose-Mallow, Delta Hibiscus, River Mallow, Woolly Rose Mallow, Crimson-

Hibiscuslasiocarpus

Family
Malvaceae (mal-VAY-see-ee)
Genus
Hibiscus (hi-BIS-kus)
Species
lasiocarpus (las-ee-oh-KAR-pus)
Synonym
Hibiscus californicus
Hibiscus moscheutos subsp. lasiocarpos
Hibiscus lasiocarpos
Spacing
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 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
Rose/Mauve
Magenta (pink-purple)
White/Near White
Other Details
Other details
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Propagation Methods
Herbaceous
Succulent
Seed Collecting
Soil pH requirements
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From herbaceous stem cuttings
From softwood cuttings
From seed; sow indoors before last frost
Scarify seed before sowing
By simple layering
Patent Information
Foliage Color
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
Bloom Characteristics
Water Requirements
Where to Grow
Regional

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

Chico, California

Los Angeles, California

Oceanside, California

Paradise, California

Sacramento, California

Stockton, California

Atlantic Beach, Florida

Brooksville, Florida

Greenville, Indiana

Deridder, Louisiana

La Place, Louisiana

Mason, Michigan

Minneapolis, Minnesota

Aurora, Missouri

Jackson, Missouri

Croton On Hudson, New York

Winston Salem, North Carolina

Arlington, Texas

Bristow, Virginia

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Gardener's Notes:

1
positive
1
neutral
0
negative
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B
Jackson, MO (Zone 6b) | July 2016 | neutral

This is native to Missouri. It just started blooming the last week in July. It just showed up in my garden. Another one has popped up ...Read More

O
O
Paradise, CA (Zone 9a) | June 2011 | positive

Huge white hibiscus flowers with red centers. Native to riparian areas around the Sacramento River in California, and can also be found i...Read More

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