Eryngium alpinum Plant Data Family Name: Apiaceae Common Name: alpine sea holly Other Name(s): Eryngium alpinum Hardiness Zones: Zone 2: (-46 to -40 C) Plant Code: eral Pest: Crown rot, Mildew, Root rot, Slugs or snails, Flowering Time: Jun, Jul, Aug, Flowering Color: Blue, Leaf Form: Simple, Leaf Arrangement: Basal, Leaf Shape: Ovate, Other, PlantSomething BC Garden Centre Listings No members have selected this plant.