Home / Guides / Plant Files / Malvaceae

Rose of Sharon, Shrub Althea 'Half Double Purple'

Hibiscussyriacus

Upload Image Print Article
Upload Image Print Article
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
Medium Purple
Other Details
Other details
Mid Summer
Late Summer/Early Fall
Propagation Methods

Unknown - Tell us

Seed Collecting

Unknown - Tell us

Soil pH requirements

Unknown - Tell us

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
View all varieties of Hibiscus
View this plant in a garden
One member has or wants this plant for trade

Featured Videos

Gardener's Notes:

Post Comment
0
positive
0
neutral
0
negative
Sort By:
Post Comment
Sort By:
Popular Plants
SEE ALL
Iris
Peppers
Hydrangeas
Hostas
Contribute to Dave’s Garden
Add a New Plant to the List
Featured
BUG FILES
Painted Cup Moth
(Doratifera pinguis)
BIRD FILES
Baltimore Oriole
(Icterus galbula)
Quick Links
View All Families
View All Genera
View All Species
Freeze/Frost Dates
PlantFiles FAQ
Plants with no Photos
Contribute to Dave’s Garden
Add a New Plant to the List
Featured
BUG FILES
Painted Cup Moth
(Doratifera pinguis)
BIRD FILES
Baltimore Oriole
(Icterus galbula)