When did Romans bring stinging nettles to Britain?

Romans are believed to have brought stinging nettles to Britain during their invasion in AD 43. The plant was likely introduced for its medicinal properties and as a source of fiber for textiles. Its presence in Britain can be traced back to this period, as it became a common plant in the landscape. Over time, stinging nettles have been utilized in various ways, including as food and for traditional remedies.