Eryngium x zabelii 'Big Blue' (Sea holly 'Big Blue')
Other names: Eryngium 'Big Blue'
'Big Blue' is an upright, clump-forming, deciduous perennial with spiky, deeply divided, silvery grey-green, leaves and, in summer, stiff, branched stems bearing cone-shaped, blue flowerheads surrounded by prominent, spiny, silvery-blue bracts.
Read more...
![]() |
0.45m max. spread |
![]() |
0.8m max. height |
![]() |
2-5 years to maturity |
Eryngium 'Silverado' (Eryngo 'Silverado')
Other names: Eryngium alpinum 'Silverado', Alpine sea holly 'Silverado'
'Silverado' is a clump-forming, evergreen to semi-evergreen perennial with rounded, deeply lobed, toothed, blue-green leaves, and, from midsummer to early autumn, sturdy, upright, branching stems bearing cone-like, white flowerheads surrounded by spiny, lobed, silvery-white bracts.
Read more...
![]() |
0.5m max. spread |
![]() |
0.9m max. height |
![]() |
2-5 years to maturity |
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login