coatbuttons
Tridax procumbens
Procumbens
About this plant
Tridax procumbens, commonly known as coatbuttons, is a low-growing, spreading plant with small daisy-like yellow and white flowers. It is often found in tropical and subtropical areas and is known for its ability to quickly cover ground. Traditionally, it has been used in folk medicine and is appreciated for its bright flowers and ground-covering habit.
Taxonomy
- Genus
- Tridax
- Family
- Asteraceae
- Higher classification
- Asterales
- Plant type
- Perennial
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Central America, Mexico
- Distribution
- Widely distributed in tropical and subtropical regions worldwide, including Asia, Africa, and the Americas.
Care
- Light preference
- Full sun
- Suitable locations
- Outdoor, Balcony, Greenhouse
- Preferred window facing
- South-facing, West-facing, East-facing
- Watering frequency
- Moderate
- Watering interval
- 3–7 days
- Humidity
- Normal
- Minimum
- 10 °C
- Maximum
- 35 °C
- Optimal
- 18–30 °C
- USDA hardiness zones
- 9–11
- Soil pH
- 6.0–7.5 (neutral to slightly acidic)
- Soil type
- well-draining soil, sandy or loamy
Watering. Water moderately, allowing the soil to dry out slightly between waterings. Avoid waterlogging to prevent root rot.
Fertilizing. Fertilize sparingly with a balanced, all-purpose fertilizer during the growing season to encourage healthy growth and flowering. Over-fertilizing can lead to excessive leaf growth with fewer flowers.
Tridax procumbens is a tough, fast-growing plant that thrives in sunny spots and can tolerate dry conditions. It requires minimal care but may spread quickly if not controlled. Regular trimming helps keep it tidy and prevents it from becoming invasive.
Propagation
- Propagation methods
- Seeds, Cuttings
- Care difficulty
- Easy
Ornamental features
- Flowering
- Yes
- Flowering period
- spring–fall
Bright yellow and white daisy-like flowers with green, spreading foliage that forms a low ground cover.
Toxicity & Safety
- Toxic to humans
- Non-toxic
- Toxic to pets
- Non-toxic
- Weed potential
- Potentially invasive
Non-toxic to humans and pets, making it safe for gardens with children and animals.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Pollen, Skin contact
- Pollen level
- Low
Tridax procumbens can cause mild allergic reactions in some people, especially those sensitive to pollen or skin contact with the plant's sap. Symptoms might include skin irritation or sneezing. To reduce exposure, avoid direct contact with the plant and wear gloves when handling it.
Common problems
If overwatered, the plant may develop root rot. In low light, it may grow leggy and produce fewer flowers. It can become invasive if not managed properly.
Uses
Used as an ornamental ground cover and in traditional medicine for minor wounds and skin conditions.
Notes
Regular pruning helps control its spread and encourages bushier growth. It can be invasive in some areas, so check local guidelines before planting outdoors.