Looking for plants that help repel insects? Here are 11 to consider. Lombardy poplar (Populus nigra) was once beloved as a quick-growing screen tree. Growing four to five feet a year — in an ...

There are only around 7,000 black poplar (Populus nigra subsp betufolia) trees in the country. Even more concerning, only around 600 of these trees are female - making the preservation of this ...