setaria viridis growing very lush

annual axis beauv bristles brownish color common covered crops curved cylindrical delta dog dogtail dryland edges family flat flowering fruit fruiting genus grass gray green hairs herbaceous inflorescence lanceolate late leaves like linear long main may named narrow october period plant poaceae purple purplish red resemblance resembling river root rough salvia setaria shape soft spring stem tail tightly upright viridis weed whisker white yangtze yellow