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Rose of Sharon, Shrub Althea 'U.S. Red'

Hibiscussyriacus

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Family

Malvaceae (mal-VAY-see-ee)

Info

Genus

Hibiscus (hi-BIS-kus)

Info

Species

syriacus (seer-ee-AK-us)

Info

Synonym

Height

Unknown - Tell us

Spacing

8-10 ft. (2.4-3 m)

Hardiness

Unknown - Tell us

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)

Bloom Color

Sun to Partial Shade

Bloom Time

Unknown - Tell us

Foliage

Scarlet (dark red)

Other Details

Other details

Mid Summer

Late Summer/Early Fall

Propagation Methods

Seed Collecting

Soil pH requirements

Patent Information

Foliage Color

Bloom Characteristics

Unknown - Tell us

Water Requirements

Unknown - Tell us

Where to Grow

Unknown - Tell us

Regional

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

Ocala, Florida

San Antonio, Texas

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keithp2012

West Babylon, NY (Zone 7a) | August 2012 | neutral

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Rose of Sharon, Shrub Althea 'U.S. Red'

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