Online article (SWR) on lag effects in biological invasions [in german]

There are often decades between the introduction of new species and their massive spread. This makes it difficult to assess the risk and protect native plants. Recently Franz Essl gave an Interview for the SWR (Südwestrundfunk) on lag effects in biological invasions, resulting in this interesting article!

The popular garden plant cherry laurel (Prunus laurocerasus) is an invasive plant and will be banned in Switzerland from 1 September 2024 because of the risk it poses to native plants (source: