![Photo of the entire plant of Sea Holly (Eryngium planum 'Jade Frost') posted by HamiltonSquare - Garden.org Photo of the entire plant of Sea Holly (Eryngium planum 'Jade Frost') posted by HamiltonSquare - Garden.org](https://garden.org/pics/2016-05-24/HamiltonSquare/31d460.jpg)
Photo of the entire plant of Sea Holly (Eryngium planum 'Jade Frost') posted by HamiltonSquare - Garden.org
![Eryngium Jade Frost (Sea Holly) in a garden in August. Has masses of spiky blue thimble flowers Stock Photo - Alamy Eryngium Jade Frost (Sea Holly) in a garden in August. Has masses of spiky blue thimble flowers Stock Photo - Alamy](https://c8.alamy.com/comp/H890KG/eryngium-jade-frost-sea-holly-in-a-garden-in-august-has-masses-of-H890KG.jpg)
Eryngium Jade Frost (Sea Holly) in a garden in August. Has masses of spiky blue thimble flowers Stock Photo - Alamy
![Jade Frost Variegated Sea Holly (Eryngium planum 'Jade Frost') in Rockport Camden Belfast Ellsworth Bucksport Bar Maine ME at Plants Unlimited Jade Frost Variegated Sea Holly (Eryngium planum 'Jade Frost') in Rockport Camden Belfast Ellsworth Bucksport Bar Maine ME at Plants Unlimited](http://plants.plants-unlimited.com/Content/Images/Photos/F758-10.jpg)
Jade Frost Variegated Sea Holly (Eryngium planum 'Jade Frost') in Rockport Camden Belfast Ellsworth Bucksport Bar Maine ME at Plants Unlimited
![Jade Frost Archangel (Lamiastrum galeobdolon 'Jade Frost') in Forest Lake, Minnesota (MN) at Applewood Nursery Jade Frost Archangel (Lamiastrum galeobdolon 'Jade Frost') in Forest Lake, Minnesota (MN) at Applewood Nursery](http://plants.applewoodnursery.com/Content/Images/Photos/H161-11.jpg)