As an herbaceous perennial, Japanese knotweed dies down in the winter. Because Japanese knotweed changes with the seasons, it can be difficult for untrained individuals to confidently identify it.

Knotweed looks different in every season – with autumn drawing to a close and winter well on its way, you may be looking for some advice on identifying Japanese knotweed throughout the seasons. If you’re looking for a knotweed winter identification guide, you’re in the right place!