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Description
Potentilla Biennis, also known as the biennial cinquefoil, is a flowering plant belonging to the Rosaceae family. This herbaceous species is native to North America and can reach a height of up to 3 feet. It produces yellow flowers that bloom from June to August, with each flower measuring around 1 inch in diameter.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Rosales |
| Family | Rosaceae |
| Genus | Potentilla |
Appearance
Potentilla Biennis has a simple, alternate leaf arrangement with serrated edges. The leaves are green and hairy, with a length of up to 6 inches. The stem is also hairy, with a reddish coloration towards the base. The flowers are yellow and have five petals that are slightly notched at the tip. The fruit of the plant is a dry, one-seeded achene.
Care Guide
Potentilla Biennis prefers moist, well-draining soil and full sun exposure. It can tolerate partial shade but may produce fewer flowers. Water the plant regularly, making sure the soil is consistently moist but not waterlogged. Fertilize the plant in the spring with a balanced fertilizer. This species is hardy in USDA zones 3 to 8.
Common Pests & Diseases
Potentilla Biennis is generally resistant to pests and diseases. However, it can be susceptible to powdery mildew and leaf spot. These can be prevented by ensuring good air circulation around the plant and avoiding overhead watering. Spider mites and aphids may also infest the plant, but these can be controlled with insecticidal soap.
Habitat
Potentilla Biennis can be found in a variety of habitats, including meadows, pastures, and open woodlands. It is commonly found in areas with well-draining soil and full sun exposure.
Question and Answer
Q: Is Potentilla Biennis an invasive species?
A: No, Potentilla Biennis is not considered invasive.
Q: Can Potentilla Biennis tolerate drought?
A: No, Potentilla Biennis prefers moist soil and cannot tolerate prolonged periods of drought.
Q: Does Potentilla Biennis attract pollinators?
A: Yes, Potentilla Biennis is a great plant for attracting bees and butterflies.
Q: How do I propagate Potentilla Biennis?
A: Potentilla Biennis can be propagated by seed or division in the spring or fall.
Related Plants
- Potentilla arguta
- Potentilla fruticosa
- Potentilla recta
References
- “Potentilla Biennis.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=j200.
- “Potentilla Biennis.” USDA Plants Database, plants.usda.gov/core/profile?symbol=POBI2.
- “Biennial Cinquefoil.” Lady Bird Johnson Wildflower Center, www.wildflower.org/plants/result.php?id_plant=POBI2.
