Hoary Puccoon Plant Care
Lithospermum canescens Lehm.
Updated · Sources · How we source care data
Lithospermum canescens, or the hoary puccoon is a perennial herb endemic to eastern North America. The plant grows in a variety of habitats.
Full sun to partial shade
At a glance
How do you care for Hoary Puccoon?
Hoary Puccoon grows best in full sun to partial shade.
Where Is the Hoary Puccoon Native To?
What Is the Hoary Puccoon?
Hoary Puccoon (Lithospermum canescens) belongs to the Boraginaceae family within the Lithospermum genus. Hoary Puccoon is native to eastern North America. Hoary Puccoon is also known as Hoary Gromwell, American Gromwell, Puccoon.
Hoary Puccoon displays a low rosette, spreading ground cover growth habit, reaching up to tall with a spread of approximately . Hoary Puccoon produces small, tubular yellow flowers in clusters.
What Light Does the Hoary Puccoon Need?
Hoary Puccoon thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Hoary Puccoon?
Well-draining sandy soil with added organic matter like compost. Good drainage is essential for Hoary Puccoon to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Hoary Puccoon?
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 Hoary Puccoon?
Hoary Puccoon can be propagated through seeds, division of clumps. Similar propagation techniques also apply to bolivian puccoon plant care, which shares the same genus.
Is the Hoary Puccoon Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Hoary Puccoon, 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 Hoary Puccoon?
Hoary Puccoon 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
Hoary Puccoon 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 Lithospermum genus — compare its care with other Lithospermum species on PlantoScan.
Lithospermum is part of the Boraginaceae plant family — browse all Boraginaceae genera and species.
Hoary Puccoon thrives in bright light and direct sun — see other bright-light plants.
More Lithospermum Species
Other Lithospermum species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Lithospermum canescens Lehm., family Boraginaceae (first published in Pl. Asperif. Nucif. : 305 (1818)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Hoary Puccoon, 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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