persicaria capitata (pink head knotweed) flowers. polygonaceae perennial creeping plant native to the himalayas.

persicaria capitata flowers pink knot weed baskets bubbles bobbles head knotweed pinkheaded bubble headed background flower green nature plant garden beautiful polygonum beauty blossom macro colorful japanese polygonaceae japan ground cover evergreen victory carpet small little field perennial cute pretty white petal close pinkhead grass ornamental