Photo Courtesy of Skagit Horticulture

Eryngium planum Jade Frost (Variegated Sea Holly)

A myriad of glistening steel-blue flowers are tightly packed on spiny, pincushion-like blooms and silver blue stems that rise above smooth blue green, deeply toothed, textured leaves with white variegated edges that become pink in colder weather. Moderate growth rate.

Blooms mid-summer
2.5-3 ft tall x 1-1.5 ft spread
HARDY to -20°F (-28.9°C)
Attracts butterflies
Drought tolerant
Deer and rabbit resistant
Salt tolerant


Zone Zone 5
Exposure Full Sun
Moisture Low to Moderate Moisture
Patent Info PP# 17370