Marsh Pink Plant Care
Sabatia quadrangula Wilbur
Updated · Sources · How we source care data
Sabatia quadrangula, the fourangle rose gentian or four-angle rose-gentian, is a flowering plant native to the eastern United States. It is found in pine savannas, flatwoods, shrub bog borders, ditches, and granite outcrops from Virginia south to the Florida panhandle and west to Alabama.
Every 4–7 days
Full sun to partial shade
50–80°F
40–70%
At a glance
How do you care for Marsh Pink?
Water Marsh Pink every 4–7 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–80°F (10–27°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Marsh Pink Native To?
What Is the Marsh Pink?
Marsh Pink (Sabatia quadrangula) belongs to the Gentianaceae family within the Sabatia genus. Marsh Pink is native to the eastern United States. Marsh Pink is also known as Centaur Flower.
Marsh Pink displays an upright, branching perennial growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Marsh Pink produces showy, star-shaped flowers in pink, purple, or white.
Leaf size: approximately 4 inches.
How Often Should You Water a Marsh Pink?
Sabatia quadrangula requires watering every 4–7 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 4–7 days
Let soil partially dry between waterings
What Light Does the Marsh Pink Need?
Marsh Pink thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Marsh Pink Prefer?
Sabatia quadrangula grows best at temperatures of 50–80°F. Marsh Pink prefers humidity levels of 40–70%.
Temperature
50–80°F
Humidity
40–70%
What Soil Mix Works Best for a Marsh Pink?
Moist, well-draining soil rich in organic matter. Good drainage is essential for Marsh Pink to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Marsh Pink?
Feed Marsh Pink every 6 months 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 6 months
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 Pink?
Repot every 2-3 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 Pink?
Marsh Pink can be propagated through seeds, division of clumps. Similar propagation techniques also apply to shortleaf sabatia plant care, which shares the same genus.
Is the Marsh Pink Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Marsh Pink, 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 Pink?
Marsh Pink is susceptible to aphids, spider mites, whiteflies. 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 Pink Need?
Marsh Pink grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Marsh Pink is native to the eastern United States. In cooler regions, grow Marsh Pink as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Marsh Pink 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 Sabatia genus — compare its care with other Sabatia species on PlantoScan.
Sabatia is part of the Gentianaceae plant family — browse all Gentianaceae genera and species.
Marsh Pink thrives in bright light and direct sun — see other bright-light plants.
More Sabatia Species
Other Sabatia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Sabatia quadrangula Wilbur, family Gentianaceae (first published in Rhodora 57: 22 (1955)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Marsh Pink, 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.
- Hardiness zone: USDA Zone 12a, calculated from the plant's minimum temperature.
- 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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