Greek valerian

Polemonium caeruleum (Greek valerian)

Botanical Name Polemonium caeruleum
Common Name Greek valerian
Family Polemoniaceae
USDA Zone 4 thru 8
Light Requirement Part Shade to Full Shade
Season(s) of interest spring
Height and Spread 1.5-2ft x 1.5-2ft (45-60cm x 45-60cm)
Flower Color Deep Blue
Attracts Wildlife Attracts Pollinators, Rarely Browsed by Mammalian Herbivores
Additional Information Not Native to the US Midwest. Native to northern and central Europe, northern Asia. Also Known as Jacob’s ladder.
Location in Lurie Garden North Dark Plate, Southeast Dark Plate

Average Flowering Time