Fraxinus excelsior: The European ash tree species that is highly susceptible to ash dieback. Conidia: Asexual spores produced by fungi that facilitate the spread of pathogens.

Ash dieback – a fatal disease of Britain’s native ash trees (Fraxinus excelsior) – is one of the worst tree disease epidemics the UK has ever seen. The disease is caused by a fungus that ...

Dutch Bros Coffee, 2140 W. Elizabeth St., will be closed so the trees, which are infected with emerald ash borer, can be removed. This pest infects and kills ash trees, genus Fraxinus, unless they ...

Leaves and fruit of the common ash, Fraxinus excelsior WIKIMEDIA, JESMOND DENE Botanists in the UK have teamed up with game development company Team Cooper to design a social media game that uses real ...

Skinner says if about 30% of the tree is already dead, chemicals will not help, and the tree will need to be removed. He urges homeowners to either treat or remove infected ash trees to prevent ...

Dutch Bros Coffee, 2140 W. Elizabeth St., will be closed so the trees, which are infected with emerald ash borer, can be removed. This pest infects and kills ash trees, genus Fraxinus, unless they ...

0 0 This article was originally published with the title “Curious Growth of Tree” in Scientific American Magazine Vol. 56 No. 1 (January 1887), p. 9 doi:10.1038/scientificamerican01011887-9 ...

Eleven ash trees will be taken down on a commercial property on West Elizabeth Street in Fort Collins on June 2, closing a business for the day. Dutch Bros Coffee, 2140 W. Elizabeth St., will be ...