Like many invasive species, such as Japanese Knotweed and Himalayan Balsam, it was brought to the UK as an architectural oddity, but now it has escaped and, without any natural enemies, it grows ...
The invasive species, known as the UK's 'most dangerous' plant, has seen an early boom ... such as Japanese Knotweed and Himalayan Balsam, it was brought to the UK as an architectural oddity ...