Answer:

hydrangea

AnswerCrossword Clue
HYDRANGEAShrub with showy flowers
HYDRANGEAFlowering shrub
HYDRANGEAIt's good for your kidneys
HYDRANGEAShowy flower
HYDRANGEAShowy flower.
HYDRANGEAShrub of the saxifrage family