Yellow Witchgrass Plant Care
Dichanthelium xanthophysum (A.Gray) Freckmann
Updated · Sources · How we source care data
Dichanthelium xanthophysum, formerly known as Panicum xanthophysum, common names slender rosette grass, panic grass and slender panic-grass, is a plant found in North America. It is listed as a special concern and believed extirpated in Connecticut.
Full sun to partial shade
At a glance
How do you care for Yellow Witchgrass?
Yellow Witchgrass grows best in full sun to partial shade.
Where Is the Yellow Witchgrass Native To?
What Is the Yellow Witchgrass?
Yellow Witchgrass (Dichanthelium xanthophysum) belongs to the Poaceae family within the Dichanthelium genus. Yellow Witchgrass is native to North America.
Yellow Witchgrass displays a grass-like clumping perennial growth habit, reaching up to tall with a spread of approximately . Yellow Witchgrass produces small inconspicuous flowers on tall stems.
What Light Does the Yellow Witchgrass Need?
Yellow Witchgrass thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Yellow Witchgrass?
Well-draining loamy soil with good organic content. Good drainage is essential for Yellow Witchgrass to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Yellow Witchgrass?
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 Yellow Witchgrass?
Yellow Witchgrass can be propagated through seeds, division of clumps. Similar propagation techniques also apply to bosc's witchgrass plant care, which shares the same genus.
Is the Yellow Witchgrass Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Yellow Witchgrass, 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 Yellow Witchgrass?
Yellow Witchgrass is susceptible to aphids, grasshoppers, cutworms. 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.
Keep exploring plants
Yellow Witchgrass 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 Dichanthelium genus — compare its care with other Dichanthelium species on PlantoScan.
Dichanthelium is part of the Poaceae plant family — browse all Poaceae genera and species.
Yellow Witchgrass thrives in bright light and direct sun — see other bright-light plants.
More Dichanthelium Species
Other Dichanthelium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Dichanthelium xanthophysum (A.Gray) Freckmann, family Poaceae (first published in Phytologia 39: 271 (1978)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Yellow Witchgrass, 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.
- 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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