Flowering Spurge

Euphorbia corollata

Native to:
Canada, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Euphorbiaceae
Genus:
Euphorbia
Species:
Euphorbia corollata
USDA Symbol:
EUCO10

Growth Characteristics

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

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)
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

Pearl Crescent (Eudryas unio)

Reported Fauna Sightings

Bees: Red-belted bumble (Bombus rufocinctus), 🛑Rusty-patched bumble (Bombus affinis)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, moths
Deer Resistant:
Yes
Fall Color:
red, orange
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from deep taproot following fire. Common in fire-maintained prairies and open woodlands.

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to prairies and open woods

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Light aids germination. Seeds may have low viability; fresh seed germinates best.

The above propagation data sourced from Claude AI