Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Apiaceae

Genus:

Eryngium

Species:

Eryngium nasturtiifolium

USDA Symbol:

ERNA2

Growth Characteristics

Life Cycle:

Biennial | Perennial

Growth Habit:

Forb/herb

Height:

90 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

apr,may,jun,jul

Bloom Colors:

white, blue

Wildlife Benefits

Bees:

★☆☆☆☆ Documented bee visitation (GBIF)

Butterflies & Moths:

★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:

bees, butterflies, beetles

Deer Resistant:

Yes

Fire Ecology:

Fire adapted — tolerates or benefits from fire

Fire Notes:

Resprouts from taproot following fire. Found in fire-maintained prairies and grasslands.

Soil Requirements

Soil Type:

well-drained, sandy or rocky soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to dry, open areas; tolerates drought

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–60 days

Notes:

Germination can be erratic. Cold stratification improves germination rates.

The above propagation data sourced from Claude AI