Siberian Lily Confusion: Multiple Species Share Common Name

A gardener received "Siberian lily" bulbs, got fragrant white flowers on 16-inch stems, wonders if Asiatic, and if they need winter digging in Zone 5/6.

Expert Clarification: "Siberian lily" applies to several species: Lilium davuricum, Lilium pumilum, Ixiolirion tataricum (blue), or Oriental lilies in florist trade. All are hardy in Zone 5. Search Latin names to match your plant. No digging needed if hardy in your zone.