eryngium campestre, eryngo flowers, close up.

flower plant wildflower herb meadow lilac blossom nature prairie produce shrub lavender grass purple garden field eryngium campestre eryngo flowers meadowclose plantclose close architectural background bloom blossom blossoming blue blue eryngo bracts up cultivating eryngium campestre planum variifolium flowers flower head foliage garden green landscape lobed meadow nature ornamental perennial picturesque plant prickle prickly purple robust sea holly shrub silver silvery spiny spring steely summer terminal thistle thorn umbels violet weed