polygonum aviculare common knotgrass, prostrate knotweed, birdweed, pigweed, lowgrass green leaves growing through cracks

abandoned abstract aged aging background broken close color crack damaged desert design destruction detail dirty drops dry grass gray green grey ground grunge invasion knotgrass knotweed macro material natural nature neglected organic pattern pavement plant rain road rough sand sidewalk steppe stone street structure surface texture weathered white worn young