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Hibiscus Species, Native Hollyhock Tree, Pink Cottonwood

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Family

Malvaceae (mal-VAY-see-ee)

Info

Genus

Hibiscus (hi-BIS-kus)

Info

Species

splendens (SPLEN-denz)

Info

Synonym

Height

Unknown - Tell us

Spacing

6-8 ft. (1.8-2.4 m)

8-10 ft. (2.4-3 m)

10-12 ft. (3-3.6 m)

Hardiness

Unknown - Tell us

Sun Exposure

USDA Zone 4a: to -34.4 °C (-30 °F)

USDA Zone 4b: to -31.6 °C (-25 °F)

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)

USDA Zone 11: above 4.5 °C (40 °F)

Bloom Color

Full Sun

Sun to Partial Shade

Bloom Time

Unknown - Tell us

Foliage

Pink

Rose/Mauve

Other Details

Other details

Mid Summer

Propagation Methods

Unknown - Tell us

Seed Collecting

Unknown - Tell us

Soil pH requirements

From herbaceous stem cuttings

From woody stem cuttings

From softwood cuttings

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

Direct sow as soon as the ground can be worked

From seed; direct sow after last frost

Patent Information

Unknown - Tell us

Foliage Color

Allow pods to dry on plant; break open to collect seeds

Allow seedheads to dry on plants; remove and collect seeds

Properly cleaned, seed can be successfully stored

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:

Richmond, California

Cape Coral, Florida

Cincinnati, Ohio

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5 members have or want this plant for trade

Gardener's Notes:

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kennedyh

(Zone 10a) | June 2003 | positive

Hibiscus splendens is found only in Australia. It was described by Charles Fraser in 1928. He wrote of it "This I consider the king of al...Read More

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Hibiscus Species, Native Hollyhock Tree, Pink Cottonwood

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