Firebush Plant Care

Hamelia patens Jacq.

Hamelia patens is a large evergreen perennial shrub or small tree in the family Rubiaceae, that is native to the American subtropics and tropics. Its range extends from Florida in the southern United States to as far south as Argentina.

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Water

Every 7–10 days

Light

Full sun to partial shade

Temp

60–85°F

Humidity

50–80%

What Is the Firebush?

Firebush (Hamelia patens) belongs to the Rubiaceae family within the Hamelia genus. Firebush is native to the American subtropics and tropics. Firebush is also known as Scarlet Bush, Trumpetbush.

Firebush displays an upright, spreading shrub growth habit, reaching up to 6 inches tall with a spread of approximately 4 inches. Firebush produces tubular red or orange flowers in clusters.

Leaf size: approximately 4 inches.

How Often Should You Water a Firebush?

Hamelia patens 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 Firebush Need?

Firebush thrives in full sun to partial shade light conditions. The optimal light range is 2000–4000 lux. Avoid placing Firebush in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Full sun to partial shade

2000–4000 lux

What Temperature and Humidity Does the Firebush Prefer?

Hamelia patens grows best at temperatures between 60°F and 85°F. Firebush prefers humidity levels of 50–80%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Temperature

60–85°F

Humidity

50–80%

What Soil Mix Works Best for a Firebush?

Rich, well-draining soil with added compost or organic matter. Good drainage is essential for Firebush to prevent waterlogging, which leads to root rot and fungal issues.

How Do You Repot a Firebush?

Repot every 1-2 years in 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 Firebush?

Firebush can be propagated through softwood cuttings, seeds.

Fertilizing

Every 6 months

During the growing season

Is the Firebush Toxic to Pets and Children?

Non-Toxic

Non-toxic to humans and pets

What Pests and Diseases Affect the Firebush?

Firebush is susceptible to aphids, scale insects, whiteflies. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

What USDA Hardiness Zone Does the Firebush Need?

Firebush grows outdoors in USDA Zone 13a. Native to the American subtropics and tropics, Firebush is adapted to warm climates. In cooler regions, grow Firebush as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 13a

Keep exploring plants

Firebush 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 Hamelia genus — compare its care with other Hamelia species on PlantoScan.

Firebush tolerates low-light rooms and shaded spots — browse the full list of low-light plants.

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