Photo: Jim Morefield from Nevada, USACC BY-SA 2.0via Wikimedia Commonsresized / cropped
Silver Raillardella Plant Care
Raillardella argentea A.Gray
Updated · Sources · How we source care data
Raillardella argentea is a species of flowering plant in the family Asteraceae known by the common name silky raillardella. It is native to the Sierra Nevada and nearby mountain ranges of California, its distribution extending east into Nevada and north along the Cascade Range and Klamath Mountains into Oregon. It grows in many types of dry, open mountain habitat. It is a rhizomatous perennial herb growing in a clump of rosetted basal leaves. The leaves are lance-shaped, up to 8 centimeters long, and coated in silky hairs. The plant produces an inflorescence up to about 15 centimeters tall consisting of a solitary flower head which is cylindrical to somewhat bell-shaped. The head is enclosed in the fused outer scales of the flowers, which look similar to the phyllaries of many other species' flower heads. The head contains many yellow disc florets up to a centimeter long each, and no ray florets. The fruit is a long, narrow achene which may be 2 centimeters in length including its plumelike pappus.
Full sun to partial shade
At a glance
How do you care for Silver Raillardella?
Silver Raillardella grows best in full sun to partial shade.
Where Is the Silver Raillardella Native To?
What Is the Silver Raillardella?
Silver Raillardella (Raillardella argentea) belongs to the Asteraceae family within the Raillardella genus. Silver Raillardella is native to the Sierra Nevada and nearby mountain ranges of California, its distribution extending east into Nevada and north along the Cascade Range and Klamath Mountains into Oregon. Silver Raillardella is also known as Railliardia argentea.
Silver Raillardella displays a low rosette, spreading growth habit, reaching up to tall with a spread of approximately . Silver Raillardella produces small daisy-like flowers in shades of yellow and orange.
What Light Does the Silver Raillardella Need?
Silver Raillardella thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Silver Raillardella?
Well-draining sandy loam with added organic matter. Good drainage is essential for Silver Raillardella to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Silver Raillardella?
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 Silver Raillardella?
Silver Raillardella can be propagated through seeds, division of clumps. Similar propagation techniques also apply to pringle's raillardella plant care, which shares the same genus.
Is the Silver Raillardella Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Silver Raillardella, 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 Silver Raillardella?
Silver Raillardella is susceptible to aphids, spider mites, whiteflies. 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
Silver Raillardella 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 Raillardella genus — compare its care with other Raillardella species on PlantoScan.
Raillardella is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Silver Raillardella 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: Raillardella argentea A.Gray, family Asteraceae (first published in Bot. California i. 417. (1876)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Silver Raillardella, 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.
- Photo: Jim Morefield from Nevada, USA, CC BY-SA 2.0, Wikimedia Commons — original.
- 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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