Rhomboid Brickellia Plant Care
Brickellia rhomboidea Greene
Updated · Sources · How we source care data
Brickellia rhomboidea is a Mexican species of flowering plant in the family Asteraceae. It is native to the state of Sonora in northwestern Mexico, found along the shores of the Gulf of California including on offshore islands.
Every 7–10 days
Full sun to partial shade
50–80°F
40–60%
At a glance
How do you care for Rhomboid Brickellia?
Water Rhomboid Brickellia every 7–10 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–80°F (10–27°C) and 40–60% humidity. Fertilize it every 6 months during the growing season.
Where Is the Rhomboid Brickellia Native To?
What Is the Rhomboid Brickellia?
Rhomboid Brickellia (Brickellia rhomboidea) belongs to the Asteraceae family within the Brickellia genus. Rhomboid Brickellia is native to the state of Sonora in northwestern Mexico, found along the shores of the Gulf of California including on offshore islands.
Rhomboid Brickellia displays a low mounding perennial growth habit, reaching up to 1.5 ft tall with a spread of approximately 2 ft. Rhomboid Brickellia produces small, daisy-like flowers in clusters.
Leaf size: approximately 2 inches.
How Often Should You Water a Rhomboid Brickellia?
Brickellia rhomboidea requires watering every 7–10 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 7–10 days
Let soil partially dry between waterings
What Light Does the Rhomboid Brickellia Need?
Rhomboid Brickellia thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Temperature and Humidity Does the Rhomboid Brickellia Prefer?
Brickellia rhomboidea grows best at temperatures of 50–80°F. Rhomboid Brickellia prefers humidity levels of 40–60%.
Temperature
50–80°F
Humidity
40–60%
What Soil Mix Works Best for a Rhomboid Brickellia?
Well-draining sandy loam with added organic matter for moisture retention. Good drainage is essential for Rhomboid Brickellia to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a Rhomboid Brickellia?
Feed Rhomboid Brickellia every 6 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 6 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 Rhomboid Brickellia?
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 Rhomboid Brickellia?
Rhomboid Brickellia can be propagated through seeds, stem cuttings. Similar propagation techniques also apply to tarragon brickellia plant care, which shares the same genus.
Is the Rhomboid Brickellia Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Rhomboid Brickellia, 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 Rhomboid Brickellia?
Rhomboid Brickellia is susceptible to aphids, 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.
What USDA Hardiness Zone Does the Rhomboid Brickellia Need?
Rhomboid Brickellia grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Rhomboid Brickellia is native to the state of Sonora in northwestern Mexico, found along the shores of the Gulf of California including on offshore islands. In cooler regions, grow Rhomboid Brickellia as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Rhomboid Brickellia 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 Brickellia genus — compare its care with other Brickellia species on PlantoScan.
Brickellia is part of the Asteraceae plant family — browse all Asteraceae genera and species.
Rhomboid Brickellia thrives in bright light and direct sun — see other bright-light plants.
More Brickellia Species
Other Brickellia species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Brickellia rhomboidea Greene, family Asteraceae (first published in Pittonia 2(8): 103 (1890)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Rhomboid Brickellia, 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.
- Hardiness zone: USDA Zone 12a, calculated from the plant's minimum temperature.
- 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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