Tiarella trifoliata ( Foam flower )
Trifoliata is a clod - forming , rhizomatous perennial with 3 - palmate basal hairy , mid - gullible leaves . Produces dependent white flowers in lax panicles , opening from pink ashen buds . In general , Tiarella is a clump organize perennial , spread by rhizomes or stolons . little white or pink flowers are born on lissom spikes , arising from the rosette of leaves . They require partial to full shade , moist , well drained soil ....