*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. An example of cedar apple rust gall Q • What are the strange, brown, globular growths on my juniper? Cedar-apple rust ...

Many homeowners have been startled this spring by strange growths on juniper trees, sprouting orange tentacles like miniature sea anemones. The orange growths are nothing new, according to Sharon ...

Q: I heard rust fungus can infect junipers but that they aren’t worth spraying to treat. Is there anything else I can do to reduce the fungal spread from them to my other trees? A: If you see and can ...

Evergreen trees such as pines, spruce and cedar often are most enjoyed during the Christmas holiday season. The bright lights, shining star and wide array of ornaments adorn the tree, helping to ...

Scientific name: Gymnosporangium juniperi-virginianae is the name of the fungal pathogen that involves two tree species and produces galls on Eastern red cedar (juniper). Description: The gall, seen ...

This is a plant disease topic we usually talk about later in the season, but with the warm weather we have been having, it’s likely that rust season will start a little earlier this year. And when we ...

After last season’s drought, I know I shouldn’t complain about rain but come on — give me a break! The earlier part of this past week has been brutal if you prefer the sun. However, we need the water ...

This gall formed by the cedar-apple rust pathogen is exuding tentacle-shaped structures, called telial horns, which produce spores that will infect apple trees and other hosts in the rose family. The ...

Japanese apple rust requires both junipers and apples or crabapples to complete its life cycle, with spores carried by wind or rain to infect other plants. Japanese apple rust, a disease affecting ...

Cedars have a thing for apples. Apples have a thing for cedars. And when it rains, it shows. Cedar-apple rust is something that likely is showing after rains of recent weeks. Skiatook naturalist David ...