Essentially, what you're dealing with when rust fungus invades is a case of plant parasitism that is detrimental to grass health -- small infestations might only cause a color change but larger ...

Leaf rust tends to develop in undernourished lawns ... to go dormant until their preferred conditions improve. If a lawn ...

If there is dead or sickly-looking grass near the fairy ring or mushrooms, the fungus may have grown too dense.

DNR Many homeowners in northern Minnesota are asking the questions: Are my spruce trees dying? Should I be spraying something on them to help?  Your spruce trees are not dying and ...