in the park there is a bed of mulched with gray gravel and a low yellow cushion-like plant blooms here, a perennial herb. it bloom

april background bark barren beautiful bed bergenia bloom blooms blossom blue border botanical bridge bunch carpet cement cobblestone color concrete cordifolia cover cushion flower flowerbed garden geoides granite gravel gray green ground growth herb here landscape lawn leaf low lush mulch mulched mulching narcissus natural outdoor overgrown park perennial plant purple season sidewalk slope spring stone strawberry ternata there trees waldsteinia wooden yellow