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Description
Ranunculus Occidentalis, commonly known as Western Buttercup, is a species of flowering plant in the Ranunculaceae family. It is native to western North America, specifically found in moist meadows, stream banks, and open forests. This plant grows up to 30 centimeters tall and spreads through rhizomes, producing bright yellow flowers with glossy petals that bloom in late spring to early summer.
Taxonomic Information
Domain: Eukaryota
Kingdom: Plantae
Phylum: Tracheophyta
Class: Magnoliopsida
Order: Ranunculales
Family: Ranunculaceae
Genus: Ranunculus
Appearance
Ranunculus Occidentalis has bright yellow flowers with five glossy petals that measure about 2 centimeters in diameter. The leaves are deeply divided and lobed, giving them a fern-like appearance. The plant grows up to 30 centimeters tall and spreads through rhizomes, forming clumps. It blooms in late spring to early summer, adding a pop of color to any garden.
Care Guide
Water: This plant prefers moist soil, so water it regularly to keep the soil damp. However, avoid overwatering, as it can lead to root rot.
Fertilization: Use a balanced fertilizer during the growing season to promote healthy growth and flowering.
Soil: Western Buttercup prefers well-draining soil that is rich in organic matter. It can tolerate slightly acidic to neutral soil pH levels.
Sunlight: This plant prefers partial shade to full sun, but it can tolerate full shade in areas with hot summers.
Hardiness Zones: Ranunculus Occidentalis is hardy in USDA zones 5-9.
Common Pests & Diseases
Western Buttercup is relatively resistant to pests and diseases, but it can be susceptible to fungal diseases like rust and powdery mildew. To prevent these diseases, avoid overhead watering and provide good air circulation around the plant. Insects like aphids and spider mites can occasionally infest the plant, but they can be controlled with insecticidal soap or neem oil.
Habitat
Ranunculus Occidentalis is native to western North America, specifically found in moist meadows, stream banks, and open forests. It can be found in habitats ranging from sea level to subalpine elevations. This plant is an important food source for many animals, including deer, elk, and rabbits.
Question and Answer
Q: Can I grow Ranunculus Occidentalis in a container?
A: Yes, you can grow Western Buttercup in a container as long as it has enough room to spread through its rhizomes.
Q: How often should I fertilize this plant?
A: Use a balanced fertilizer during the growing season, applying it every 2-3 weeks.
Q: Is Ranunculus Occidentalis poisonous?
A: Yes, this plant is poisonous if ingested. Keep it away from children and pets.
Q: How do I propagate this plant?
A: You can propagate Western Buttercup through division in early spring or fall.
Related Plants
- Ranunculus Acris
- Ranunculus Asiaticus
- Ranunculus Bulbosus
- Ranunculus Californicus
- Ranunculus Flammula
References
- USDA Plants Database. Ranunculus occidentalis. https://plants.usda.gov/core/profile?symbol=RAOC. Accessed 27 July 2021.
- University of California Agriculture & Natural Resources. Western buttercup. https://ucanr.edu/sites/CalWeedGuide/species/Ranunculus_occidentalis/. Accessed 27 July 2021.
- Gardenia. Ranunculus Occidentalis (Western Buttercup). https://www.gardenia.net/plant/ranunculus-occidentalis-western-buttercup. Accessed 27 July 2021.
