Polevansia rigida Plant Care
Polevansia rigida De Winter
Updated · Sources · How we source care data
Polevansia is a genus of African plants in the grass family. The only known species is Polevansia rigida.
Every 3–5 days
Full sun to partial shade
65–85°F
40–70%
At a glance
How do you care for Polevansia rigida?
Water Polevansia rigida 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 65–85°F (18–29°C) and 40–70% humidity. Fertilize it every 8 months during the growing season.
Where Is the Polevansia rigida Native To?
What Is the Polevansia rigida?
Polevansia rigida (Polevansia rigida) belongs to the Poaceae family within the Polevansia genus. Polevansia rigida is native to Lesotho and to Cape Province.
Polevansia rigida displays a tall, spreading grass growth habit, reaching up to 6 ft tall with a spread of approximately 3 ft. Polevansia rigida produces small inconspicuous flowers on tall spikes.
Leaf size: approximately 12 inches.
How Often Should You Water a Polevansia rigida?
Polevansia rigida 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 Polevansia rigida Need?
Polevansia rigida thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Polevansia rigida Prefer?
Polevansia rigida grows best at temperatures of 65–85°F. Polevansia rigida prefers humidity levels of 40–70%.
Temperature
65–85°F
Humidity
40–70%
What Soil Mix Works Best for a Polevansia rigida?
Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Polevansia rigida to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Polevansia rigida?
Feed Polevansia rigida every 8 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 8 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 Polevansia rigida?
Repot every 1-2 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 Polevansia rigida?
Polevansia rigida can be propagated through division, seeds.
Is the Polevansia rigida Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Polevansia rigida, 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 Polevansia rigida?
Polevansia rigida 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.
What USDA Hardiness Zone Does the Polevansia rigida Need?
Polevansia rigida grows outdoors in USDA Zone 13b. It survives winters down to planting zone 13b. Polevansia rigida is native to Lesotho and to Cape Province. In cooler regions, grow Polevansia rigida as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13b
Keep exploring plants
Polevansia rigida 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 Polevansia genus — compare its care with other Polevansia species on PlantoScan.
Polevansia is part of the Poaceae plant family — browse all Poaceae genera and species.
Polevansia rigida thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Polevansia rigida De Winter, family Poaceae (first published in Bothalia 9: 131 (1966)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Polevansia rigida, 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 13b, 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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