Sea Holly
- Botanical Name
- Eryngium spp.
- Min Zone
- 3
- Max Zone
- 8
- Height
- 18 to 24 inches
- Width
- 18 to 24 inches
- Flowers
- Summer: steel-blue, spherical, thistle-like
- Light
- Full sun
- Soil
- Well-drained, dry
- Planting & Care
- Best in infertile, sandy soils
- Because of its taproot, division is difficult and it is best left undisturbed
- Problems
- None serious
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