Hemileia vastatrix is a multicellular basidiomycete fungus of the order Pucciniales (previously also known as Uredinales) that causes coffee leaf rust (CLR), a disease affecting the coffee plant.

The symptoms of coffee rust include small, yellowish, oily spots on the upper leaf surface that expand into larger round spots that turn bright orange to red and finally brown with a yellow …

Coffee rust poses a significant threat to coffee plants worldwide, jeopardizing farmer livelihoods and impacting the global coffee industry. It has caused widespread damage, leading to …

Growing coffee under the shade of a canopy of trees is recommended, as is plant nutrition, in the management of coffee rust. Reducing the disease progress rate by shading could bring added …

May 9, 2023 · Coffee leaf rust (CLR) is one of the most significant diseases to strike coffee production. Due to its widespread prevalence across all global coffee-growing regions and the …

Feb 1, 2024 · Learn about coffee leaf rust, a devastating fungal disease impacting coffee plants globally. Discover symptoms, prevention, and management strategies.

Jun 13, 2025 · Coffee leaf rust, caused by the fungus Hemileia vastatrix, poses a significant threat to coffee production. The disease can lead to defoliation, reduced bean quality, and yield …

Jan 20, 2025 · Coffee leaf rust (CLR), a formidable adversary in coffee farming, is caused by the pathogenic fungus *Hemileia vastatrix*. This obligate parasite specifically targets the leaves of …

May 1, 2025 · Coffee rust threatens global coffee production, with the fungus Hemileia vastatrix capable of destroying up to 80% of crops in severely affected areas. This plant disease not …

Jun 17, 2025 · Leaf rust, or roya, was first discovered in the 1800s and has spread to nearly every coffee growing region in the world. Caused by the fungus Hemileia vastatrix, leaf rust causes …