Eryngium planum

Eryngium planum is a robust perennial that produces eye-catching blue thistle-like foliage. These exquisite flowers bloom from July through to September and reach a height of up to one metre. Be the envy of your neighbours, and showcase such an original variety like Sea Holly in your displays! These are perfect for creating modern garden displays. They are also a great flower to have within the garden to attract butterflies and bees. Plant in well-drained fertile soil in direct sun for the best results. Supplied as first grade roots.