Eryngium planum
Blue Sea Holly
Description
Eryngium planum is a perennial. Stem leaves are blue tinted, with three to five lobes or sections. Rounded, 1/2-3/4 in. wide, light blue flower heads are surrounded by narrow blue-green bracts.
Plant Type
Perennial
Height Range
1-3'
Width Range
Under 1'
Flower Color
Blue
Flower Season
Summer, Fall
Leaf Color
Blue Green, Grey Green, Silver, White
Bark Color
n/a
Fruit Color
n/a
Fruit Season
n/a
Sun
Full
Water
Medium
Growth Rate
Moderate
Soil Type
Sandy, Rocky
Soil Condition
Poor, Well-drained
Soil pH
Neutral, Basic
Adverse Factors
n/a
Design Styles
Seascape
Accenting Features
Showy Flowers
Seasonal Interest
Summer, Fall
Location Uses
Perennial Border
Special Uses
Filler
Attracts Wildlife
n/a
Water Saving Tip:
Change spray sprinklers to low-flow bubbler or drip systems.
Shrubs and trees are ideal candidates for this type of irrigation because the water is applied directly to the root zones.