Obovate beakgrain Plant Care
Diarrhena obovata (Gleason) Brandenburg
Updated · Sources · How we source care data
Diarrhena obovata, the hairy beakgrain or obovate beakgrain, is a species of flowering plant in the cool-season grass subfamily Pooideae. It is native to the north-central and east-central United States.
Every 3–5 days
Partial to full shade
50–80°F
40–70%
At a glance
How do you care for Obovate beakgrain?
Water Obovate beakgrain every 3–5 days, letting the top layer of soil dry out between waterings, and give it partial to full shade. It prefers temperatures of 50–80°F (10–27°C) and 40–70% humidity.
Where Is the Obovate beakgrain Native To?
What Is the Obovate beakgrain?
Obovate beakgrain (Diarrhena obovata) belongs to the Poaceae family within the Diarrhena genus. Obovate beakgrain is native to the north-central and east-central United States. Obovate beakgrain is also known as Beakgrain.
Obovate beakgrain displays a clumping grass-like growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. Obovate beakgrain produces small, inconspicuous flowers on tall stems.
Leaf size: approximately 12 inches.
How Often Should You Water a Obovate beakgrain?
Diarrhena obovata 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 Obovate beakgrain Need?
Obovate beakgrain thrives in partial to full shade. The optimal light range is 100–1,000 lux. Avoid placing Obovate beakgrain in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Partial to full shade
100–1,000 lux
What Temperature and Humidity Does the Obovate beakgrain Prefer?
Diarrhena obovata grows best at temperatures of 50–80°F. Obovate beakgrain prefers humidity levels of 40–70%.
Temperature
50–80°F
Humidity
40–70%
What Soil Mix Works Best for a Obovate beakgrain?
Moist, well-drained soil with high organic content. Good drainage is essential for Obovate beakgrain to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Obovate beakgrain?
Divide and repot every 2-3 years. 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 Obovate beakgrain?
Obovate beakgrain can be propagated through division, seeds.
Is the Obovate beakgrain Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Obovate beakgrain, 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 Obovate beakgrain?
Obovate beakgrain is susceptible to no common pests known. 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 Obovate beakgrain Need?
Obovate beakgrain grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Obovate beakgrain is native to the north-central and east-central United States. In cooler regions, grow Obovate beakgrain as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Obovate beakgrain 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 Diarrhena genus (family Poaceae) — search all Diarrhena species in the plant lookup.
Obovate beakgrain copes with lower light than most plants — browse the full list of low-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Diarrhena obovata (Gleason) Brandenburg, family Poaceae (first published in Bull. Torrey Bot. Club 118: 135 (1991)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Obovate beakgrain, 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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