Seaside Eryngo

Eryngium maritimum

Native to:
Albania, Algeria, Baleares, Baltic States, Belgium, Bulgaria, Corse, Cyprus, Denmark, East Aegean Is., France, Germany, Great Britain, Greece, Ireland, Italy, Kriti, Krym, Lebanon-Syria, Libya, Morocco, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Palestine, Poland, Portugal, Romania, Russia, Sardegna, Sicilia, Spain, Sweden, Transcaucasus, Tunisia, Türkiye, Türkiye-in-Europe, Ukraine

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Apiaceae
Genus:
Eryngium
Species:
Eryngium maritimum
USDA Symbol:
ERMA7

Growth Characteristics

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

Wildlife Benefits

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

Garden & Ecology Notes

Wildlife Value:
bees, butterflies
Deer Resistant:
Yes
Salt Tolerant:
Yes

Soil Requirements

Soil Type:
sandy, nutrient-poor, well-drained soil
pH:
6.0 - 8.0 (neutral to slightly alkaline)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
thrives in coastal sand dunes

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
21–60 days
Notes:
Seeds benefit from cold stratification for 4-8 weeks to break dormancy; sow in well-drained sandy mix.

ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.

Source: Ontario Rock Garden & Hardy Plant Society