Photo: Unknown author Unknown authorPublic domainvia Wikimedia Commons
Hemizonia congesta Plant Care
Lagophylla ramosissima Nutt.
Updated · Sources · How we source care data
This unique plant is easily recognized by its dense clusters of slender, silver-gray leaves that give it a wispy appearance. Originating from the coastal regions of California, Lagophylla ramosissima is highly sought after by plant collectors for its distinctive foliage and ability to thrive in sandy soils.
Every 7–14 days
Full sun to partial shade
60–80°F
40–60%
At a glance
How do you care for Hemizonia congesta?
Water Hemizonia congesta 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 40–60% humidity. Fertilize it every month during the growing season.
Where Is the Hemizonia congesta Native To?
What Is the Hemizonia congesta?
Hemizonia congesta (Lagophylla ramosissima) belongs to the Asteraceae family within the Lagophylla genus. Hemizonia congesta is native to the western United States. Hemizonia congesta is also known as Lagophylla congesta, Lagophylla minima, Lagophylla ramosissima.
Hemizonia congesta displays a low rosette, spreading growth habit, reaching up to 1 ft tall with a spread of approximately 2 ft. Hemizonia congesta produces small daisy-like flowers in shades of white, pink, or purple.
Leaf size: approximately 3 inches.
How Often Should You Water a Hemizonia congesta?
Lagophylla ramosissima 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 Hemizonia congesta Need?
Hemizonia congesta thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Hemizonia congesta Prefer?
Lagophylla ramosissima grows best at temperatures of 60–80°F. Hemizonia congesta prefers humidity levels of 40–60%.
Temperature
60–80°F
Humidity
40–60%
What Soil Mix Works Best for a Hemizonia congesta?
Well-draining sandy soil mix with added organic matter. Good drainage is essential for Hemizonia congesta to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Hemizonia congesta?
Feed Hemizonia congesta 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 Hemizonia congesta?
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 Hemizonia congesta?
Hemizonia congesta can be propagated through seeds. Similar propagation techniques also apply to rabbit tobacco plant care, which shares the same genus.
Is the Hemizonia congesta Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Hemizonia congesta, 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 Hemizonia congesta?
Hemizonia congesta 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.
What USDA Hardiness Zone Does the Hemizonia congesta Need?
Hemizonia congesta grows outdoors in USDA Zone 7a – 10b. It survives winters down to planting zone 7a. Hemizonia congesta is native to the western United States.
Hardiness Zone
Zone 7a – 10b
Keep exploring plants
Hemizonia congesta 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 Lagophylla genus — compare its care with other Lagophylla species on PlantoScan.
Lagophylla is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Hemizonia congesta 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: Lagophylla ramosissima Nutt., family Asteraceae (first published in Trans. Amer. Philos. Soc. , ser. 2, 7: 391 (1841)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Hemizonia congesta, 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: Unknown author Unknown author, Public domain, Wikimedia Commons — original.
- Hardiness zone: USDA Zone 7a – 10b, estimated from the plant's typical growing conditions.
- 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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