Contents
Description
Polymnia Canadensis, commonly known as White-flowered Leafcup, is a herbaceous perennial plant that belongs to the Asteraceae family. It is native to eastern North America and can be found in moist and shady areas such as woodland edges, stream banks, and damp meadows. The plant can grow up to 2 meters tall and has a rhizomatous root system. Its leaves are large, toothed, and lobed, while its flowers are small, white, and clustered at the top of the stem. The plant blooms from July to September.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Polymnia |
Appearance
Polymnia Canadensis has large, toothed, and lobed leaves that are up to 30 cm long and 20 cm wide. The leaves are dark green and hairy on top, while the undersides are lighter in color and covered in fine hairs. The plant produces small, white flowers that are clustered at the top of the stem. The flowers bloom from July to September and are followed by small, dry fruits.
Care Guide
Polymnia Canadensis is a low-maintenance plant that requires minimal care. Here are some tips for caring for this plant:
- Water: Water the plant regularly, especially during dry periods.
- Fertilization: Fertilize the plant once a year in the spring with a balanced fertilizer.
- Soil: The plant prefers moist, well-draining soil that is rich in organic matter.
- Sunlight: The plant prefers partial shade to full shade.
- Hardiness Zones: Polymnia Canadensis is hardy in USDA zones 3 to 8.
Common Pests & Diseases
Polymnia Canadensis is generally resistant to pests and diseases. However, the plant may be susceptible to powdery mildew and leaf spot if grown in humid conditions or if the soil is too wet. Aphids and spider mites may also infest the plant. To prevent these problems, ensure that the plant is grown in well-draining soil and is not overwatered. If pests or diseases are detected, treat the plant with an appropriate insecticide or fungicide.
Habitat
Polymnia Canadensis is native to eastern North America and can be found in moist and shady areas such as woodland edges, stream banks, and damp meadows. The plant prefers well-draining soil that is rich in organic matter and is often found growing in association with other woodland plants.
Question and Answer
Q: Is Polymnia Canadensis a good plant for shade gardens?
A: Yes, Polymnia Canadensis is an excellent plant for shade gardens as it prefers partial shade to full shade.
Q: How tall does Polymnia Canadensis grow?
A: Polymnia Canadensis can grow up to 2 meters tall.
Q: Can Polymnia Canadensis be grown in pots?
A: Yes, Polymnia Canadensis can be grown in large pots or containers.
Q: When should I fertilize Polymnia Canadensis?
A: Fertilize Polymnia Canadensis once a year in the spring with a balanced fertilizer.
Related Plants
- Polymnia Uvedalia
- Polymnia Fruticosa
- Polymnia Laevigata
References
- Missouri Botanical Garden. (n.d.). Polymnia canadensis. Retrieved from https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281964&isprofile=0&
- North Carolina State University. (n.d.). Polymnia canadensis. Retrieved from https://plants.ces.ncsu.edu/plants/polymnia-canadensis/
- University of Wisconsin-Madison Master Gardener Program. (n.d.). Polymnia canadensis. Retrieved from https://wimastergardener.org/article/polymnia-canadensis/
