close up of blue eyrngium flower spikes

plant flower grass frost nature branch thorns leaf twig wildflower cactus tree winter herb blossom green produce eryngium blue thorn sea holly spikey foliage garden botanical flora seaside eryngo environment grow bourgatii fresh natural closeup floral purple perennial thistle background cornwall summer form wild botany nobody close upblue eyrngium spikes lue giving abstract picture