Xyris isoetifolia Plant Care
Xyris isoetifolia Kral
Updated · Sources · How we source care data
Xyris isoetifolia, the quillwort yelloweyed grass, is a plant species native to southern Alabama and to the Florida panhandle, where it is found in coastal plains, Sphagnum bogs, and the edges of sinkholes.
Every 3–5 days
Full sun to partial shade
60–85°F
50–70%
At a glance
How do you care for Xyris isoetifolia?
Water Xyris isoetifolia every 3–5 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 60–85°F (16–29°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Xyris isoetifolia Native To?
What Is the Xyris isoetifolia?
Xyris isoetifolia (Xyris isoetifolia) belongs to the Xyridaceae family within the Xyris genus. Xyris isoetifolia is native to southern Alabama and to the Florida panhandle.
Xyris isoetifolia displays a grass-like perennial growth habit, reaching up to 1 ft tall with a spread of approximately 0.5 ft. Xyris isoetifolia produces small yellow flowers on tall spikes.
Leaf size: approximately 12 inches.
How Often Should You Water a Xyris isoetifolia?
Xyris isoetifolia 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 Xyris isoetifolia Need?
Xyris isoetifolia thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Xyris isoetifolia Prefer?
Xyris isoetifolia grows best at temperatures of 60–85°F. Xyris isoetifolia prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–85°F
Humidity
50–70%
What Soil Mix Works Best for a Xyris isoetifolia?
Sandy, acidic soil with good drainage. Good drainage is essential for Xyris isoetifolia to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Xyris isoetifolia?
Feed Xyris isoetifolia 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 Xyris isoetifolia?
Repot every 1-2 years in 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 Xyris isoetifolia?
Xyris isoetifolia can be propagated through division, seeds. Similar propagation techniques also apply to ambiguous yellow-eyed grass plant care, which shares the same genus.
Is the Xyris isoetifolia Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Xyris isoetifolia, 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 Xyris isoetifolia?
Xyris isoetifolia is susceptible to aphids, spider mites. 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 Xyris isoetifolia Need?
Xyris isoetifolia grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. Xyris isoetifolia is native to southern Alabama and to the Florida panhandle. In cooler regions, grow Xyris isoetifolia as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
Xyris isoetifolia 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 Xyris genus — compare its care with other Xyris species on PlantoScan.
Xyris is part of the Xyridaceae plant family — browse all Xyridaceae genera and species.
Xyris isoetifolia thrives in bright light and direct sun — see other bright-light plants.
More Xyris Species
Other Xyris species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Xyris isoetifolia Kral, family Xyridaceae (first published in Sida 2: 227 (1966)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Xyris isoetifolia, 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 13a, 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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