Redcardinal
Erythrina herbacea
- Native to:
- Mexico, United States
iNaturalist: © kcpi3141 (iNaturalist #197191044)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Erythrina
- Species:
- Erythrina herbacea
- USDA Symbol:
- ERHE4
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub , Tree
- Height:
- 150 cm
- Light Requirements:
- Full Sun,Part Shade
- Drought Tolerance:
- High
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- red
- Landscaping Shrub:
- Yes
Wildlife Benefits
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
- Caterpillars:
- ★★☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Epicorsia oedipodalis, Leucoptera erythrinella, Sky-pointing moth (Agathodes designalis), Terastia meticulosalis, Holly Blue (Celastrina argiolus), Silver-spotted Skipper (Epargyreus clarus)
Reported Fauna Sightings
Moths:Leucoptera erythrinella
Garden & Ecology Notes
- Wildlife Value:
- hummingbirds, butterflies
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from woody rootstock after fire or freeze damage. Dies back to ground in northern range.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Prefers open, sunny locations in native habitat
Propagation & Germination
- Stratification:
- None required
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–30 days
- Notes:
- Scarification of hard seed coat required. Soak in hot water or mechanically nick seeds before planting.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Scarify, then cold-moist stratify for 60 days.
Source: Claude AI