Family: Malvaceae (mal-VAY-see-ee) (Info)
Genus: Althaea (AL-thay-uh) (Info)
Species: officinalis (oh-fiss-ih-NAH-liss) (Info)
 5 vendors have this plant for sale.
14 members have or want this plant for trade. Category:
Herbs
Perennials
Height:
4-6 ft. (1.2-1.8 m)
Spacing:
18-24 in. (45-60 cm)
Hardiness:
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Sun Exposure:
Sun to Partial Shade
Danger:
N/A
Bloom Color:
Pale Pink
White/Near White
Bloom Time:
Mid Summer
Late Summer/Early Fall
Foliage:
Herbaceous
Velvet/Fuzzy-Textured
Other details:
Average Water Needs; Water regularly; do not overwater
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:
Unknown - Tell us
Propagation Methods:
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; sow indoors before last frost
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
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