Noted for its petite size, Eryngium planum 'Blue Hobbit' (Sea Holly) is a compact perennial boasting a profusion of spiny, egg-shaped, purplish-blue flower heads throughout the summer. They are produced on silver-blue stems and stand high above the basal rosette of deeply toothed, smooth textured leaves.
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Type: Herbaceous perennial
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Zone: 4 to 8
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Height: 0.50 to 1.00 feet
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Spread: 0.50 to 1.00 feet
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Bloom Time: June to September
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Bloom Description: Purplish blue
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Sun: Full sun
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Water: Dry
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Maintenance: Low
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Flower: Showy
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Leaf: Colorful
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Other: Thorns
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Tolerate: Drought, Dry Soil