Kashubian Buttercup (Ranunculus Cassubicus) is a perennial herb in the Ranunculaceae family with moderate care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 3-8. This plant is toxic to cats and dogs — keep it out of reach of pets.

Ranunculus cassubicus is a perennial flowering plant species in the buttercup family, native to southeastern and eastern Europe, extending to western Siberia and Central Asia.