Sea Holly. A perennial with rosettes of sharply toothed, glossy mid-green leaves. Branched stems of cone-shaped dark blue flowers surrounded by spiny bracts. Max Height 90cm to 1.2m. Max Spread 45cm. Flowers June to August. Full sun. Hardy. Water thoroughly before planting.
Eryngium planum ‘Seven Seas’
A perennial with rosettes of sharply toothed, glossy mid-green leaves. Branched stems of cone-shaped dark blue flowers surrounded by spiny bracts.
Additional information
| Generic | Eryngium |
|---|---|
| Species | planum |
| Varietry | 'Seven Seas' |
| Common Name | Sea Holly |
| Flower Colour | blue |
| Soil | Fertile |
| Aspect | Full sun |
| Foliage | Herbaceous |
| Height | 90cm, 1.2m |
| Family | Apiaceae |
| Spread | 45cm |
| Growth Speed | |
| Growth Habit | Rosette-forming |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | June, August |
| Colour Fruit | |
| Fruits When | |
| Moisture | Dry |
| Protection | Protect from winter wet |
| Hardiness | Hardy |
| Planting | Water thoroughly before planting |
| Care | Keep moist in first year |
| Border | Border, Dried flowers |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
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