Sea holly (Eryngium planum) has all these features and more, making it a must-have for border gardens. While sea holly isn't native to North America, ...

Cecilia Lei muses about the strange, wild world of flowers. "Eryngium planum looks like a prop from the 1993 film 'Coneheads,'" she writes.

Sea holly (Eryngium planum) is an outstanding perennial in the Getty botanical collection. It has a unique look and it will grow anywhere in Southern California.

Sea holly (Eryngium planum) is an outstanding perennial in the Getty botanical collection. It has a unique look and it will grow anywhere in Southern California.

Sea holly (Eryngium planum) has a unique garden presence owing to a plethora of spherical blooms. Violet-blue protuberances are surrounded by what look like thorns but are actually soft, ...

Eryngium, commonly called sea holly or Alpine thistle, is a plant that grows well in Redlands. It is native to Europe, including the Mediterranean, Siberia and the Balkans, and its name comes from ...

Eryngium, commonly called sea holly or Alpine thistle, is a plant that grows well in Redlands. Eryngium is native to Europe, the Mediterranean, Siberia and the Balkans. Its name comes from the Gree… ...

A favourite plant is Sea Holly (Eryngium planum) Fly fox (Mellinus arvensis) Another beautiful late-flying solitary wasp with classic black and yellow colouration.

ERYNGIUM is a late-summer star that’s easy to grow – simply scatter seeds on to well-drained soil.