Fact Sheets

Common Diseases: Verticillium wilt categories: Common Diseases Common Problems revision date: 2022-11-04 09:32 Vascular discoloration from Verticillium wilt on smoke treePhoto by: R.S. Byther Biology Verticillium wilt is caused by a soilborne fungus. The fungus resides in the soil by means of resting structures and can remain there for many years. When roots of susceptible […]

Common Diseases: Viruses categories: Common Diseases Common Problems revision date: 2022-11-04 09:28 Deformed and mottled leaves from virus infectionPhoto by: R.S. Byther Biology Viruses are submicroscopic in size, which means that they can be seen only with an electron microscope. Viruses are introduced into host plants by various means, including vectors such as insects, fungi, […]