Family: Malvaceae (mal-VAY-see-ee) (Info)
Genus: Althaea (AL-thay-uh) (Info)
Species: officinalis (oh-fiss-ih-NAH-liss) (Info)
Cultivar: Romney Marsh
 One vendor has this plant for sale.
5 members have or want this plant for trade. Category:
Perennials
Height:
24-36 in. (60-90 cm)
Spacing:
Unknown - Tell us
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)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Sun Exposure:
Unknown - Tell us
Danger:
Unknown - Tell us
Bloom Color:
Pale Pink
Pink
Bloom Time:
Unknown - Tell us
Foliage:
Herbaceous
Silver/Gray
Other details:
Average Water Needs; Water regularly; do not overwater
Soil pH requirements:
Unknown - Tell us
Patent Information:
Unknown - Tell us
Propagation Methods:
Unknown - Tell us
Seed Collecting:
Unknown - Tell us
| 
