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Specifications
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Item

Perennial

Cultivar

Blue Cap

Genus

Eryngium

Species

Planum

Common Name

Eryngium Planum Blue Cap Sea Holly, Blue Eryngo, Flat Leaved Eryngo, Sea Holly

Hardiness Zone Minimum

Zone 4

Growth Height Max

36 in.

Growth Height Min

24 in.

Hardiness Zone Maximum

Zone 8

Spacing

24 in.

Growth Width Min

12 in.

Growth Width Max

24 in.

Growth Habit

Compact, Clumping, Erect

Growth Rate

Moderate

Soil Acidity

Acidic, Alkaline, Neutral

Soil Moisture

Low

Landscape Use

Bed, Border, Cut Flower, Dried Flower and Naturalized

Exposure

Full

Maintenance

Low

Animal Resistance

Deer

Tolerance

Dry Conditions, Heat, Salt

Season of Interest

Spring, Summer, Fall

Flower Color

Blue

Bloom Time

Summer

Fruit

Seed

Soil Type

Chalk, Loam, Sandy, Well Drained

Formulaic Common Name

Sea Holly

Regulated
No

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