Grooved Indian Plantain Plant Care
Arnoglossum sulcatum (Fernald) H.Rob.
Updated · Sources · How we source care data
Arnoglossum sulcatum, the Georgia Indian plantain, is a North American species of plants in the sunflower family. It is native to the southeastern United States in the states of Mississippi, Alabama, Georgia, and Florida.
Every 4–7 days
Partial to full shade
50–75°F
40–70%
At a glance
How do you care for Grooved Indian Plantain?
Water Grooved Indian Plantain every 4–7 days, letting the top layer of soil dry out between waterings, and give it partial to full shade. It prefers temperatures of 50–75°F (10–24°C) and 40–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the Grooved Indian Plantain Native To?
What Is the Grooved Indian Plantain?
Grooved Indian Plantain (Arnoglossum sulcatum) belongs to the Asteraceae family within the Arnoglossum genus. Grooved Indian Plantain is native to the southeastern United States in the states of Mississippi, Alabama, Georgia, and Florida. Grooved Indian Plantain is also known as Grooved Cacalia.
Grooved Indian Plantain displays a clumping perennial herb growth habit, reaching up to 2 ft tall with a spread of approximately 1.5 ft. Grooved Indian Plantain produces small white or pink composite flowers in dense clusters.
Leaf size: approximately 6 inches.
How Often Should You Water a Grooved Indian Plantain?
Arnoglossum sulcatum 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 Grooved Indian Plantain Need?
Grooved Indian Plantain thrives in partial to full shade. The optimal light range is 100–500 lux. Avoid placing Grooved Indian Plantain in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
100–500 lux
What Temperature and Humidity Does the Grooved Indian Plantain Prefer?
Arnoglossum sulcatum grows best at temperatures of 50–75°F. Grooved Indian Plantain prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a Grooved Indian Plantain?
Moist, well-draining soil with high organic content. Good drainage is essential for Grooved Indian Plantain to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Grooved Indian Plantain?
Feed Grooved Indian Plantain 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 Grooved Indian Plantain?
Divide and 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 Grooved Indian Plantain?
Grooved Indian Plantain can be propagated through seeds, division of rhizomes. Similar propagation techniques also apply to pale indian plantain plant care, which shares the same genus.
Is the Grooved Indian Plantain Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Grooved Indian Plantain, 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 Grooved Indian Plantain?
Grooved Indian Plantain is susceptible to aphids, spider mites, leaf miners. 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 Grooved Indian Plantain Need?
Grooved Indian Plantain grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Grooved Indian Plantain is native to the southeastern United States in the states of Mississippi, Alabama, Georgia, and Florida. In cooler regions, grow Grooved Indian Plantain as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Grooved Indian Plantain 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 Arnoglossum genus — compare its care with other Arnoglossum species on PlantoScan.
Arnoglossum is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Grooved Indian Plantain copes with lower light than most plants — browse the full list of low-light plants.
More Arnoglossum Species
Other Arnoglossum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Arnoglossum sulcatum (Fernald) H.Rob., family Asteraceae (first published in Phytologia 28: 295 (1974)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Grooved Indian Plantain, 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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