Blue Or False Sea Holly
Eryngium Planum
Overview
Eryngium planum, commonly known as Blue Sea Holly, is a striking perennial bearing a unique metallic blue hue. Ideal for zones 4-9, it reaches 2 to 3 feet in height and spans 1 to 1.5 feet wide. This drought-tolerant plant thrives in full sun and well-drained soil, producing thistle-like blooms from mid to late summer. Its texture and color add distinct contrast to any garden composition.
Sun FullWater LowZones 2–9Type PerennialClimate Temperate
Culture
- Sun
- Full
- Water
- Low
- USDA zones
- 2–9
Shape & size
- Mature height
- 2–3 Ft.
- Mature width
- 1–2 Ft.
Classification
- Type
- Perennial
- Family
- Apiaceae (Umbelliferae)
- Climate
- Temperate
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