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| Family | Apiaceae | | Plant Type | | | Zone | USDA: 2a - 9b RHS: H - FH EGF: H1 - H5 Australia: 1 - 3
| | Care Level | low, easy, suitable for beginners. | | Height | 40 - 50 cm (16 - 20 in) | | Spread | 30 - 45 cm (12 - 18 in) | | Light | full sun | | Soil Moisture | low to average, well-drained | | Soil Type | clay to sandy | | Soil pH | acidic to alkaline |
| | Description | Eryngium amethystinum (sea holly) bears greyish azure blooms during mid summer to late summer. The foliage is greyish azure in colour. | | Typical Uses | Accent, border, cut flowers, dried flowers and mass planting. | | Special Characteristics | Butterflies are attracted to Eryngium amethystinum . This plant has a natural ability to resist rabbits, and it is tolerant of drought. | | |
