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Rose of Sharon, Shrub Althea 'Heidi'

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

6-8 ft. (1.8-2.4 m)

8-10 ft. (2.4-3 m)

Hardiness

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Sun Exposure

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)

Bloom Color

Full Sun

Bloom Time

Unknown - Tell us

Foliage

Lavender

Other Details

Other details

Late Spring/Early Summer

Mid Summer

Late Summer/Early Fall

Mid Fall

Propagation Methods

Deciduous

Smooth

Seed Collecting

Unknown - Tell us

Soil pH requirements

From woody stem cuttings

From softwood cuttings

By grafting

Patent Information

Unknown - Tell us

Foliage Color

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Water Requirements

Unknown - Tell us

Where to Grow

Unknown - Tell us

Regional

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Gardener's Notes:

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RosinaBloom

(Zone 1) | January 2015 | positive

Cold hardy deciduous shrub, and apparently - will tolerate very hard frosts, but happiest in the sun.

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Rose of Sharon, Shrub Althea 'Heidi'

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