Photo: Ben JobsonCC BY 4.0via iNaturalistresized / cropped
Yellow Hawkweed Plant Care
Tolpis crassiuscula Svent.
Updated · Sources · How we source care data
Tolpis crassiuscula is a striking plant known for its lance-shaped leaves with a glossy green color and prominent veins. Its unique growth habit creates a bushy appearance, making it a standout in any garden or collection.
Every 7–14 days
Full sun to partial shade
60–80°F
50–70%
At a glance
How do you care for Yellow Hawkweed?
Water Yellow 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 60–80°F (16–27°C) and 50–70% humidity. Fertilize it every month during the growing season.
What Is the Yellow Hawkweed?
Yellow Hawkweed (Tolpis crassiuscula) belongs to the Asteraceae family within the Tolpis genus. Yellow Hawkweed is native to Mediterranean region.
Yellow Hawkweed displays a low rosette, spreading growth habit, reaching up to 2 ft tall with a spread of approximately 1 ft. Yellow Hawkweed produces small daisy-like flowers in shades of pink, purple, or white.
Leaf size: approximately 6 inches.
How Often Should You Water a Yellow Hawkweed?
Tolpis crassiuscula 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 Yellow Hawkweed Need?
Yellow Hawkweed thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Yellow Hawkweed Prefer?
Tolpis crassiuscula grows best at temperatures of 60–80°F. Yellow Hawkweed prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–80°F
Humidity
50–70%
What Soil Mix Works Best for a Yellow Hawkweed?
Well-draining sandy loam with added organic matter. Good drainage is essential for Yellow Hawkweed to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Yellow Hawkweed?
Feed Yellow Hawkweed every month 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 month
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a Yellow 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 Yellow Hawkweed?
Yellow Hawkweed can be propagated through seeds, division of root ball. Similar propagation techniques also apply to st. barnaby's thistle plant care, which shares the same genus.
Is the Yellow Hawkweed Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Yellow 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 Yellow Hawkweed?
Yellow Hawkweed is susceptible to aphids, whiteflies, spider mites. 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
Yellow 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 Tolpis genus — compare its care with other Tolpis species on PlantoScan.
Tolpis is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Yellow Hawkweed 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: Tolpis crassiuscula Svent., family Asteraceae (first published in Bol. Inst. Nac. Invest. Agron. ix. n.° 20, 206 (1949), reimp) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Yellow 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.
- Photo: Ben Jobson, CC BY 4.0, iNaturalist — 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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