I had found a small wildflower, in the mustard family, that had become infected with a rust, a type of fungus. The yellow structure was ... the plant to modify the color and surface texture of leaves, ...

There are several types of rust diseases that attack plants, but this one is caused by the fungus Puccinia sparganioides Ellis & Barth, which affects ash species such as white and green ash.

Q: Last year I learned I had rust on my serviceberry and hawthorn trees. What do I look for this year to prevent that? A: It’s hard to prevent rust infections on vulnerable plants unless you ...

Play the USA TODAY Daily Crossword Puzzle. Depending on the circumstances, infection with a rust fungus may just show up on the older, lower leaves and stay put, like it did on our scarlet ...

The plants are infected with coffee-leaf rust, a devastating fungus. Gabriel recognized the problem as soon as he saw it. The rust, la roya in Spanish, arrived almost a decade ago, at about the ...

The rust fungus seems like a natural occurrence, especially as the leaves decline in the fall. I have developed the practice of removing plumeria leaves that are still on the tree every year in ...

The most common disease that we see on our figs is the fig rust fungus, which is found along ... are found on the top and bottom of the leaves. Generally, the rust does not affect the fruit.

Coffee leaf rust, caused by the fungus Hemileia vastatrix, is characterised by small yellow spots on upper leaf surfaces and orange powdery lesions on the underside of leaves. Infected leaves ...