Mexican Fireplant

Euphorbia heterophylla

Native to:
Argentina, Bahamas, Belize, Bermuda, Bolivia, Brazil, Cayman Is., Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, Galápagos, Guam, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Is., Mexico, Nicaragua, Panamá, Paraguay, Peru, Puerto Rico, Suriname, Trinidad-Tobago, Turks-Caicos Is., U.S. Minor Outlying Islands, United States, Uruguay, Venezuelan Antilles, Virgin Islands, Windward Is.

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Euphorbiaceae
Genus:
Euphorbia
Species:
Euphorbia heterophylla
USDA Symbol:
EUHE4

Growth Characteristics

Life Cycle:
Annual | Perennial
Growth Habit:
Forb/herb , Succulent
Height:
100 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
jun,jul,aug,sep,oct
Bloom Colors:
white, green

Wildlife Benefits

Caterpillars:
★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)

Keystone Species Ranking

Pollen Specialist Bee Keystone:
★★★★☆ Native pollen specialist bee species supported by this genus (NWF)

Host Plant for Caterpillars

Ello Sphinx (Erinnyis ello), Episimus argutana, Giant leopard moth (Hypercompe scribonia), Sprague's pygarctia moth (Pygarctia spraguei)

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes

Soil Requirements

Soil Type:
fertile, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
prefers disturbed areas and open fields

Propagation & Germination

Stratification:
None required
Germination Time:
7–21 days
Notes:
Seeds germinate readily in warm conditions without pretreatment. Light may improve germination rates.

The above propagation data sourced from Claude AI