Narrow-stemmed Hawkweed Plant Care
Hieracium tenuicaule Arv.-Touv.
Updated · Sources · How we source care data
This plant's slender, lance-shaped leaves and bright yellow flowers make it stand out in any garden. Originating from the mountains of Central and Eastern Europe, Hieracium tenuicaule is highly sought after by plant collectors for its unique appearance and ability to thrive in rocky, alpine environments.
Every 7–14 days
Full sun to partial shade
60°F
50–70%
At a glance
How do you care for Narrow-stemmed Hawkweed?
Water Narrow-stemmed Hawkweed 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 60°F (16°C) and above and 50–70% humidity. Fertilize it every 2 months during the growing season.
Where Is the Narrow-stemmed Hawkweed 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 Narrow-stemmed Hawkweed?
Narrow-stemmed Hawkweed (Hieracium tenuicaule) belongs to the Asteraceae family within the Hieracium genus. Narrow-stemmed Hawkweed is native to Europe. Narrow-stemmed Hawkweed is also known as Hieracium tenue.
Narrow-stemmed Hawkweed displays a low rosette, clumping growth habit, reaching up to 1 ft tall with a spread of approximately . Narrow-stemmed Hawkweed produces small yellow clustered flowers in flat-topped clusters.
How Often Should You Water a Narrow-stemmed Hawkweed?
Hieracium tenuicaule 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 Narrow-stemmed Hawkweed Need?
Narrow-stemmed Hawkweed thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Narrow-stemmed Hawkweed Prefer?
Hieracium tenuicaule grows best at temperatures of 60°F. Narrow-stemmed Hawkweed prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60°F
Humidity
50–70%
What Soil Mix Works Best for a Narrow-stemmed Hawkweed?
Well-draining loamy soil with added organic matter. Good drainage is essential for Narrow-stemmed Hawkweed to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Narrow-stemmed Hawkweed?
Feed Narrow-stemmed Hawkweed 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 Narrow-stemmed Hawkweed?
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 Narrow-stemmed Hawkweed?
Narrow-stemmed Hawkweed 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 Narrow-stemmed Hawkweed Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Narrow-stemmed Hawkweed, 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 Narrow-stemmed Hawkweed?
Narrow-stemmed Hawkweed 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
Narrow-stemmed Hawkweed 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.
Narrow-stemmed Hawkweed 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 tenuicaule Arv.-Touv., family Asteraceae (first published in Hier. Gall. Hisp. Cat. : 338 (1913)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Narrow-stemmed Hawkweed, 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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