“Scilla Siberica” (Siberian Squill) Is A Charming, Small Bulbous Perennial That’s Among The Earliest Of Spring Blooming Plants. This Sweet Blue-Flowered Plant Originates From Russia And Western Asia And Naturalises Readily In Wooded Areas, Because It Blooms And Disappears Into Dormancy Before Most Deciduous Trees And Shrubs Leaf Out To Block Out The Sun.