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PlantSnap
Plant Care
Redwhisker clammyweed
(Polanisia dodecandra dodecandra)
Also Known As
Redwhisker clammyweed, Sweet-scented herb, Dodecandra, Virginia cress
About This Plant
Polanisia dodecandra dodecandra is a small annual plant that is native to North America. It has green leaves and produces small white flowers that bloom in the summer. The plant is known for its ability to attract pollinators such as bees and butterflies.
Plant Care Instructions
Outdoor Size Range
Height: 12-24 inches (30-60 cm), Spread: 12-18 inches (30-45 cm)
Light Requirements
Polanisia dodecandra dodecandra prefers full sun but can tolerate some light shade.
Humidity Needs
The plant can tolerate a wide range of humidity levels.
Fertilizing Schedule
The plant does not require much fertilizer. A balanced fertilizer can be applied once a month during the growing season.
Pruning Guidelines
The plant does not require much pruning. Deadheading spent flowers can encourage more blooms.
Common Pests and Diseases
The plant is generally not affected by pests or diseases.
Indoor Size Range
Not suitable for indoor growth
Watering Schedule
The plant requires moderate watering. It should be watered deeply once a week, or more frequently in hot and dry weather.
Temperature Range
Polanisia dodecandra dodecandra prefers warm temperatures and can be damaged by frost.
Growing Season
The plant can be grown during the spring and summer months.
Growing Difficulty Level
Polanisia dodecandra dodecandra is easy to grow and care for.
USDA Hardiness Zones
Polanisia dodecandra dodecandra is hardy in USDA zones 8-11.
Did You Know?
The common name 'Clammyweed' comes from the sticky, glandular hairs on the plant's leaves and stems.
