japanese knotweed, green fresh shoots and last year's old stalks, plant stand, reynoutria japonica, japanese knotweed

american asian background baltic bamboo bush control cuspidate donkey dry environment fallopia fleece flower giant gora grass green himalaya hollow japan japanese japonica jastrzebia knotweed monkey natural nature old outdoor outside pea pest plant polygonaceae polygonum pomerania reynoutria rhubarb rural sea shooters stems stick tiger vine weed wladyslawowo young