Malva Species, Hollyhock Mallow

Malvaalcea

Family
Malvaceae (mal-VAY-see-ee)
Genus
Malva (MAL-vuh)
Species
alcea (al-KEE-uh)
Synonym
Bismalva alcea
Bismalva fastigiata
Malva excisa
Sun Exposure
Full Sun
Foliage
Herbaceous
Succulent
Height
36-48 in. (90-120 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)
Danger
N/A
Bloom Color
Pink
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
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)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

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

Aurora, Colorado

Old Lyme, Connecticut

Winsted, Connecticut

Huntley, Illinois

Washington, Illinois

Chesterton, Indiana

Indianapolis, Indiana

Jeffersonville, Indiana

Sioux City, Iowa

Tyngsboro, Massachusetts

Claremont, New Hampshire

Bridgehampton, New York

Greenlawn, New York

Cleveland, Ohio

Tulsa, Oklahoma

Portland, Oregon

West Dummerston, Vermont

Kalama, Washington

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Gardener's Notes:

2
positives
1
neutral
0
negative
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G
(Zone 5a) | February 2012 | positive

Doesn't seed itself as freely as some other Malvas. Very pretty flower. Blooms June-October in my garden.

L
Jeffersonville, IN (Zone 6a) | August 2003 | positive

Makes a nice cut flower. Once it starts going to seed, though, you either have lots of brown pods spoiling the looks or a hacked back pla...Read More

P
Westbrook, ME (Zone 5a) | March 2002 | neutral

Hollyhock mallow is a bushy perennial, with slightly downy foliage and grows 2-3 feet tall. From mid-summer on it produces pale pink or w...Read More

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