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ARCHIVE: Archive pages serve as reference only. We will not be offering these plants in 2025. To receive updates on future availability, please sign up for the waitlist on the plant page.
sea holly
Eryngium planum 'Blaukappe'
Eryngium planum 'Blaukappe'
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Sea Hollies are architectural plants that are of great value to pollinators. They are drought tolerant and grow happily in any sunny location with well-drained soil. A touch of lime is much appreciated.
'Blaukappe' has intense blue flowers that make outstanding cut flowers.
Distinctions: Perennial Plant of the Year 2011; GreatPlants award
Zones: 4 to 8
Family: Apiaceae
Type: Perennial
Height: 24 to 36 in.
Spread: 12 to 24 in.
Exposure: Full Sun
Soil Conditions: Dry, Well-drained, Average
Bloom Time: June to September
Bloom Color: Intense Blue
Native Range: central and southeastern Europe and central Asia
