Contents
Description
Oxalis polyphylla, commonly known as the ‘Many-leaved Wood Sorrel,’ is a perennial herbaceous plant that belongs to the Oxalidaceae family. It is native to the mountainous regions of North America, including the western United States and British Columbia. The plant grows up to 15cm tall and spreads up to 30cm wide. It has trifoliate leaves with a bright green color and small white or pinkish flowers that bloom in late spring and early summer.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Oxalidales |
| Family | Oxalidaceae |
| Genus | Oxalis |
Appearance
The Many-leaved Wood Sorrel has small, clover-like leaves that are arranged in groups of three, giving it its common name. The leaves are bright green and have a heart-shaped outline with a smooth texture. The plant produces small white or pinkish flowers that bloom on a long stem that rises from the center of the leaves. The flowers are about 1cm in diameter and have five petals that are arranged to form a star shape.
Care Guide
The Many-leaved Wood Sorrel is easy to grow and care for. Here are some tips:
- Water: The plant prefers moist but well-drained soil. Water the plant regularly, but avoid overwatering as it can lead to root rot.
- Fertilization: Use a balanced fertilizer once a month during the growing season (spring and summer).
- Soil: The plant prefers slightly acidic soil that is rich in organic matter.
- Sunlight: The plant prefers partial shade to full sun.
- Hardiness Zones: The Many-leaved Wood Sorrel is hardy to USDA zones 5-9.
Common Pests & Diseases
The Many-leaved Wood Sorrel is relatively pest and disease-resistant. However, it can be susceptible to root rot if overwatered. Other potential problems include:
- Aphids: These small insects can damage the leaves and stems of the plant. Use insecticidal soap to control the infestation.
- Spider Mites: These tiny pests can cause yellowing of the leaves and a fine webbing on the plant. Use insecticidal soap or neem oil to control the infestation.
- Leaf Spot: This fungal disease can cause brown spots on the leaves of the plant. Remove and discard the infected leaves and avoid overhead watering to prevent the spread of the disease.
Habitat
The Many-leaved Wood Sorrel is native to the mountainous regions of North America, including the western United States and British Columbia. It can be found growing in meadows, forests, and rocky areas. The plant prefers moist but well-drained soil and partial shade to full sun.
Question and Answer
Q: Is the Many-leaved Wood Sorrel an invasive species?
A: No, the Many-leaved Wood Sorrel is not considered an invasive species.
Q: Can the Many-leaved Wood Sorrel be grown indoors?
A: Yes, the Many-leaved Wood Sorrel can be grown indoors in a bright, sunny location.
Q: Can the Many-leaved Wood Sorrel be propagated by cuttings?
A: Yes, the Many-leaved Wood Sorrel can be propagated by stem cuttings or division.
Q: Is the Many-leaved Wood Sorrel toxic to pets?
A: Yes, the Many-leaved Wood Sorrel contains oxalic acid, which can be toxic to pets if ingested in large quantities.
Related Plants
- Oxalis adenophylla
- Oxalis articulata
- Oxalis corymbosa
- Oxalis debilis
References
- “Oxalis Polyphylla.” Missouri Botanical Garden. Accessed July 15, 2021. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281388&isprofile=0&basic=oxalis%20polyphylla.
- “Oxalis Polyphylla.” Plants for a Future. Accessed July 15, 2021. https://pfaf.org/user/Plant.aspx?LatinName=Oxalis+polyphylla.
- “Many-leaved Wood Sorrel.” Gardenia. Accessed July 15, 2021. https://www.gardenia.net/plant/oxalis-polyphylla-many-leaved-wood-sorrel.
