Plains Eryngo

Eryngium planum

Native to:
Austria, China, Czechia-Slovakia, Germany, Hungary, India, Kazakhstan, Krym, North Caucasus, NW. Balkan Pen., Poland, Romania, Russia, Transcaucasus, Türkiye-in-Europe, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Apiaceae
Genus:
Eryngium
Species:
Eryngium planum
USDA Symbol:
ERPL5

Growth Characteristics

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

Wildlife Benefits

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

Reported Fauna Sightings

Bees: Hunt's bumble bee (Bombus huntii)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, beneficial insects
Deer Resistant:
Yes

Soil Requirements

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

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–90 days
Notes:
Germination can be erratic. Light may improve germination rates; sow on surface or barely cover.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow @ 20C. If no germination in 3 months, try 4C 1-2 months, then 20C again.

Source: Ontario Rock Garden & Hardy Plant Society