Photo: no rights reservedCC0 1.0via iNaturalist
Marsh Violet Plant Care
Viola stagnina Kit. ex Schult.
Updated · Sources · How we source care data
This plant is easily recognized by its heart-shaped leaves that are a vibrant shade of green and often have purple undersides. Originating from wetlands in North America, Viola stagnina is sought after by plant collectors for its unique foliage and ability to thrive in moist soil conditions.
Every 3–5 days
Partial shade to full sun
60–75°F
50–70%
At a glance
How do you care for Marsh Violet?
Water Marsh Violet every 3–5 days, letting the top layer of soil dry out between waterings, and give it partial shade to full sun. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every month during the growing season.
Where Is the Marsh Violet Native To?
What Is the Marsh Violet?
Marsh Violet (Viola stagnina) belongs to the Violaceae family within the Viola genus. Marsh Violet is native to central and northern Europe and northern Asia. Marsh Violet is also known as Fen Violet.
Marsh Violet displays a low rosette, spreading growth habit, reaching up to tall with a spread of approximately 1 ft. Marsh Violet produces small, delicate flowers in various colors.
Leaf size: approximately 2 inches.
How Often Should You Water a Marsh Violet?
Viola stagnina requires watering every 3–5 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 3–5 days
Let soil partially dry between waterings
What Light Does the Marsh Violet Need?
Marsh Violet thrives in partial shade to full sun.
Light Requirement
Partial shade to full sun
What Temperature and Humidity Does the Marsh Violet Prefer?
Viola stagnina grows best at temperatures of 60–75°F. Marsh Violet prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a Marsh Violet?
Well-draining, fertile soil with high organic matter content. Good drainage is essential for Marsh Violet to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Marsh Violet?
Feed Marsh Violet every month during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Marsh Violet?
Repot every 1-2 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Marsh Violet?
Marsh Violet can be propagated through seeds, division of clumps. Similar propagation techniques also apply to hooked violet plant care, which shares the same genus.
Is the Marsh Violet Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Marsh Violet, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Marsh Violet?
Marsh Violet is susceptible to aphids, slugs, snails. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the Marsh Violet Need?
Marsh Violet grows outdoors in USDA Zone 4a – 8b. It survives winters down to planting zone 4a. Marsh Violet is native to central and northern Europe and northern Asia.
Hardiness Zone
Zone 4a – 8b
Keep exploring plants
Marsh Violet is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Viola genus — compare its care with other Viola species on PlantoScan.
Viola is part of the Violaceae plant family — browse all Violaceae genera and species.
Marsh Violet thrives in bright light and direct sun — see other bright-light plants.
More Viola Species
Other Viola species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Viola stagnina Kit. ex Schult., family Violaceae (first published in Oestr. Fl. , ed. 2, 1: 426 (1814)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Marsh Violet, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Photo: Public domain, CC0 1.0, iNaturalist — original.
- Hardiness zone: USDA Zone 4a – 8b, estimated from the plant's typical growing conditions.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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