Photo: la la means I love youCC BY-SA 3.0via Wikimedia Commonsresized / cropped
Hieracioides flexuosa Plant Care
Hieracium valdefoliosum Sudre
Updated · Sources · How we source care data
This plant's deep green lance-shaped leaves with silvery undersides make it a standout in any garden. Originating from the mountains of Europe, Hieracium valdefoliosum is highly sought after by plant collectors for its unique foliage and ability to thrive in rocky, well-drained soils.
Every 7–14 days
Full sun to partial shade
65–75°F
50–70%
At a glance
How do you care for Hieracioides flexuosa?
Water Hieracioides flexuosa every 7–14 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 65–75°F (18–24°C) and 50–70% humidity. Fertilize it every 2 months during the growing season.
Where Is the Hieracioides flexuosa Native To?
- Albania
- Austria
- Belarus
- Belgium
- Bosnia and Herzegovina
- Bulgaria
- Croatia
- Cyprus
- Czechia
- Denmark
- Estonia
- Finland
- France
- Germany
- Greece
- Hungary
- Iceland
- Ireland
- Italy
- Latvia
- Lithuania
- Luxembourg
- Malta
- Moldova
- Montenegro
- North Macedonia
- Norway
- Poland
- Portugal
- Romania
- Russia
- Serbia
- Slovakia
- Slovenia
- Spain
- Sweden
- Switzerland
- The Netherlands
- Ukraine
- United Kingdom
What Is the Hieracioides flexuosa?
Hieracioides flexuosa (Hieracium valdefoliosum) belongs to the Asteraceae family within the Hieracium genus. Hieracioides flexuosa is native to Europe. Hieracioides flexuosa is also known as Hieracium aspericaule, Hieracium auratum, Hieracium autumnale.
Hieracioides flexuosa displays a low rosette, clumping growth habit, reaching up to 1 ft tall with a spread of approximately 1 ft. Hieracioides flexuosa produces small yellow clustered flowers in flat-topped clusters.
Leaf size: approximately 3 inches.
How Often Should You Water a Hieracioides flexuosa?
Hieracium valdefoliosum requires watering every 7–14 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 7–14 days
Let soil partially dry between waterings
What Light Does the Hieracioides flexuosa Need?
Hieracioides flexuosa thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Hieracioides flexuosa Prefer?
Hieracium valdefoliosum grows best at temperatures of 65–75°F. Hieracioides flexuosa prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
65–75°F
Humidity
50–70%
What Soil Mix Works Best for a Hieracioides flexuosa?
Well-draining loamy soil with added organic matter. Good drainage is essential for Hieracioides flexuosa to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Hieracioides flexuosa?
Feed Hieracioides flexuosa every 2 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 2 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 Hieracioides flexuosa?
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 Hieracioides flexuosa?
Hieracioides flexuosa can be propagated through seeds, division of offsets. Similar propagation techniques also apply to white-flowered hawkweed plant care, which shares the same genus.
Is the Hieracioides flexuosa Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Hieracioides flexuosa, 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 Hieracioides flexuosa?
Hieracioides flexuosa 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.
Keep exploring plants
Hieracioides flexuosa 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 Hieracium genus — compare its care with other Hieracium species on PlantoScan.
Hieracium is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Hieracioides flexuosa thrives in bright light and direct sun — see other bright-light plants.
More Hieracium Species
Other Hieracium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Hieracium valdefoliosum Sudre, family Asteraceae (first published in Bull. Géogr. Bot. 23: 82 (1913)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Hieracioides flexuosa, 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: la la means I love you, CC BY-SA 3.0, 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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