Viola Filicaulis

Description

Viola Filicaulis, commonly known as the threadstalk violet, is a perennial flowering plant that belongs to the Viola genus. It is native to North America, specifically the eastern United States, and can grow up to 12 inches in height. The plant produces small, delicate violet or lavender flowers that bloom in early spring, and its leaves are heart-shaped with serrated edges.

Taxonomic Information

Appearance

The Viola Filicaulis plant has heart-shaped leaves that are a medium green color with serrated edges. The leaves grow in a rosette pattern at the base of the plant and can reach up to 3 inches in width. The flowers are small and delicate, with five petals that are violet or lavender in color. They bloom in early spring and can continue to flower sporadically throughout the summer. The plant has a delicate and graceful appearance, making it a popular choice for gardens and landscapes.

Care Guide

Viola Filicaulis is a relatively low-maintenance plant that requires moderate watering and fertilization. It thrives in well-draining soil that is rich in organic matter, and prefers partial to full shade environments. It is hardy in USDA zones 4-8 and can tolerate moderate drought conditions once established.

Watering

Water the plant regularly, ensuring that the soil remains moist but not waterlogged. Avoid over-watering, as this can lead to root rot.

Fertilization

Fertilize the plant with a balanced, slow-release fertilizer in early spring, and again in mid-summer for best results.

Soil

Plant Viola Filicaulis in well-draining soil that is rich in organic matter. The plant prefers slightly acidic soil with a pH between 5.5-6.2.

Sunlight

This plant thrives in partial to full shade environments, and should not be exposed to direct sunlight for more than a few hours per day.

Hardiness Zones

Viola Filicaulis is hardy in USDA zones 4-8.

Common Pests & Diseases

Viola Filicaulis is relatively resistant to pests and diseases, but can be susceptible to root rot and fungal infections in wet conditions. Aphids and spider mites can also be problematic, and should be treated with insecticidal soap or neem oil if detected.

Habitat

Viola Filicaulis is native to North America, specifically the eastern United States. It can be found growing in a variety of habitats, including woodlands, meadows, and along stream banks.

Question and Answer

Q: Is Viola Filicaulis a good plant for beginners?

A: Yes, Viola Filicaulis is a relatively low-maintenance plant that is easy to care for and can be grown in a variety of environments.

Q: Can Viola Filicaulis be grown in containers?

A: Yes, Viola Filicaulis can be grown in containers as long as they are large enough to accommodate the plant’s root system.

Q: When is the best time to plant Viola Filicaulis?

A: The best time to plant Viola Filicaulis is in early spring, after the last frost has passed.

Q: How often should Viola Filicaulis be fertilized?

A: Viola Filicaulis should be fertilized with a balanced, slow-release fertilizer in early spring, and again in mid-summer for best results.

Related Plants

• Viola odorata
• Viola sororia
• Viola pubescens
• Viola canadensis

References

• “Viola Filicaulis.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=f557. Accessed 21 June 2021.
• “Viola Filicaulis.” North Carolina State University Extension, content.ces.ncsu.edu/viola-filicaulis. Accessed 21 June 2021.
• “Threadstalk Violet.” Illinois Wildflowers, www.illinoiswildflowers.info/woodland/plants/th_violet.htm. Accessed 21 June 2021.