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.
Category: Perennials
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 |
Related products
Achillea ‘Hoffnung’
Compact, clump-forming with mid-green leaves. Creamy , sand-coloured flowers.
Achillea ageratifolia
A clump forming perennial with evergreen silvery grey leaves. Flat yellow flowerheads.
Acanthus spinosus Spinosissimus
A clump-forming perennial with prickly deeply cut, greyish green leaves. Spikes of pinkish mauve flowers.
Achillea ‘Fanal’
Mat-forming with greyish green leaves, with bright red flowers.
Achillea ageratum ‘W B Childs’
A spreading perennial with green leaves White daisy-like flowerheads produced in summer.
Achillea grandifolia
A perennial with grey-green leaves. Stout stems with white flowerheads.
Achillea clavennae
A perennial with grey-green ferny leaves. Clusters of white flowerheads produced in summer.
Achillea ‘Moonshine’
Evergreen, clump-forming, with grey-green leaves Flowerheads are flat light yellow.