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Flat Sea Holly

Eryngium planum

Price range: $9.50 through $11.50

Also known as Blue Eryngo, this summer flowering perennial is native to a belt from central Europe through central Asia. Overwintering as a low basal rosette, fleshy heart shaped leaves extend in spring, followed in summer by steel-blue spiky stems topped with stunning thistle-like flowers heads of metallic blue. The blooms are prolific and long-lasting and loved by bees. Height to 80cm when in flower. Frost and drought hardy.

9cm or 11cm pot

Cultivation

Flat Sea Holly prefers warm, well drained sandy soil in plenty of sun. In sunnier areas of the country it can tolerate partial shade but the sunnier the spot, the more the intense blue of the flowers will be. It will tolerate clay soils if  grown on a slope or in raised beds or if the soil is amended to improve drainage.

Uses

Flat Sea Holly is perfect for gravel gardens and rockeries, xeriscaping, coastal gardens and new perennial style plantings. Its nectar rich flowers are a magnet for bees, butterflies and other pollinators and beneficial insects. Leaving the seed heads in autumn will benefit you with their dramatic silhouette, as well as providing food for finches. Alternatively both fresh or dried flowers are great for flower arrangements. To dry the flowers, cut them at the base of the plant and hang them upside down in a dry location.

Medicinal Uses

 

 

History / Folklore / Further Info

Jo Says

I would suggest you don’t plant eryngiums near a pathway or high-traffic area due to the spiky nature of the flower heads. In the language of flowers the eryngiums represent admiration, but I think it’s probably best to admire them from a wee distance – unless you’re a bee of course!

Shipping Advice

N.B. Shipping costs are added AFTER you have placed your order, you will then be emailed an invoice with bank details. 

Smallest box rate:
This can fit up to 9 plants in 9cm pots.

Shipping a single tree can be expensive. We may be able to fit more in the box for the same price! See our shipping rates for single and multi tree boxes.

Combining sizes?
No problem, we will work out the best rate for you once you’ve placed your order.

Medical disclaimer

Jo has a passion for growing herbs but is not a qualified herbalist and has no medical background.

We are lucky to have Patricia Beagle working here at times, who is qualified, and some of her advice does appear on these pages, but herbs act differently for different people and can interact with other medicines. We therefore always recommend that you consult with your own qualified health-care practitioner before using herbal products, particularly if you are pregnant, nursing or on any medications.

Kahikatea Farm cannot take any responsibility for any adverse effects from the use of the plants or a plant not having the effect it is reputed to have. 

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