In this episode of ID That Tree, Recep Yildiz a FNR graduate student shares his expertise on how to ID black alder. Black alder, which is also known as common alder or European alder, is found in most ...

Although Alder grows a large variety of fruit trees, his passion is for avocados. I asked how many varieties he grows, and he said over 40, but then he added that he has around 30 trees.