Part to full shade; Moist to average humusy soil; Bright cheery buttercups in spring. Large 4-5 petaled flowers on top of a leafy mound of foliage. Plants often rebloom into the early summer if the weather is good. Do not mistake this for the weedy Eurasian greater celandine "Chelidonium majus" which looks very similar. Grows 12-18" tall; Blooms April-June; Zone 4-9