Eryngium amethystine

Amethyst Sea Holly or Italian Eryngo, is both hardy and architectural Mediterranean plant  It's known for its striking unusually colored amethyst, tall flower heads, surrounded by silvery bracts, and its spiny, leathery leaves. The plant flowers in mid to and provides winter interest with its seed heads. At only 30-50cm it's great for the front of a border.  Only a few.