Sphaeralcea Species, Gray Globe Mallow, Gray Globemallow, Soft-Leaf Globemallow

Sphaeralceaincana

Family
Malvaceae (mal-VAY-see-ee)
Genus
Sphaeralcea (sfeer-AL-see-uh)
Species
incana (in-KAN-nuh)
Synonym
Sphaeralcea incana var. cuneata
Sphaeralcea incana subsp. cuneata
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Height
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
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)
Bloom Color
Red-Orange
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; sow indoors before last frost
Seed Collecting
Regional

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

Marble Canyon, Arizona

Austin, Texas

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Gardener's Notes:

2
positives
0
neutral
0
negative
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T
| October 2012 | positive

I love this plant. I live close to the North Sea and this plant is exposed to the sea spray but hold his own. This last winter the temper...Read More

K
Austin, TX | March 2012 | positive

These are amazing! Mine are growing in well-drained clay-loam with 6+ hours of southerly sun exposure, any less and they don't bloom as p...Read More

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