Erigeron trilobus
Images by part: leaf (0) · flower (0) · fruit (1) · bark (0) · habit (5) · other (0)

Erigeron trilobus

Tier 2 Difficulty: medium Water: low Light: full_sun
Temperature
10–35 °C
Soil pH
6–7
Hardiness
Zone 6–9
0
Observations
2

Description

Source: leafsnap

Erigeron karvinskianus, the Mexican fleabane, is a species of daisy-like flowering plant in the family Asteraceae, native to Mexico and parts of Central America. Other common names include Latin American fleabane, Santa Barbara daisy, Spanish daisy, Karwinsky's fleabane, or bony-tip fleabane.

🌳 Although Mexican fleabane is mostly valued for its decorative appeal and its contribution to urban landscaping, it also plays an essential part in supporting urban biodiversity. It provides a key nectar source for a range of pollinators, including bees and butterflies, which are crucial for maintaining healthy ecosystems in city environments. Its capacity to grow in cracks in walls and pavements makes it a suitable choice for green roof schemes, helping to lessen urban heat islands and improve air quality.

Care Guide

💧 Water
☀️ Light Full sun

Mexican fleabane flourishes in surroundings that receive abundant light during the day. This level of light boosts its development and blooming. In contrast, it can also tolerate areas with partial light exposure. Having either too much or too little exposure to light could detrimentally affect its wellbeing and expansion, considering its native habitat.

Ideal: Full sun
🌡️ Temperature 10–35°C

The Mexican fleabane thrives in habitats that generally span from 20 to 35℃ (68 to 95 °F). This flora favors warm conditions and is ideally matched to the temperature during spring and summer. It may necessitate modification during chilly seasons, implying it may need to be shifted to a more sheltered, warm location.

Ideal temperature: 10–35°C
💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer

The best period to apply fertilizer to a Mexican fleabane is in the initial stages of spring, as it transitions from dormancy to active growth. Adding fertilizer offers essential nutrients that promote healthy growth. Even though Mexican fleabane doesn't require much fertilizer, fertilizing it once a year can improve its resilience and encourage the production of superior, enduring flowers.

🪴 Pot & Repot
✂️ Pruning
🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Herb
Life Cycle
Perennial, Annual
Genus
Erigeron
Family
Asteraceae
Hardiness Zone
6-9
Mature Height
10 cm to 91 cm
Mature Spread
0.91 m to 1.52 m
Leaf Color
Green
Leaf Type
Evergreen, Deciduous
Flower Color
White, Pink
Flower Size
1.02 cm to 2.54 cm
Bloom Time
All year round
Planting Time
Spring, Summer, Autumn
Harvest Time
All year round
Native Area
Colombia, Honduras, Mexico, Guatemala, Venezuela, El Salvador, Costa Rica, Panama

Tags (9)