Every gardener should know how to get rid of poison ivy when it pops up around the yard. If the sap from this plant comes in contact with your skin, a chemical called urushiol in the sap can cause ...

Q: I’m not sure if the plants growing in my yard are poison ivy or something else. What does poison ivy look like, and how can I safely identify it? A: Even a brief brush with poison ivy can cause an ...

Poison ivy has three leaves, and the middle leaf has a longer stem. Touching poison ivy causes an allergic reaction due to urushiol oil. Poison oak and poison sumac are related to poison ivy and also ...

I once thought I was among the 20% of humans who experience no ill effects from poison ivy. But a visit to southern Illinois years ago proved me wrong. Itchy skin with blisters plagued me for weeks.

TOPEKA (KSNT) – A local horticulture expert says people need to be careful of what they touch when going outside this summer to avoid bumping into a plant that can make you scratch your skin raw.

Lewis Ziska, plant physiologist for the U.S. Department of Agriculture's agricultural research service, says rising carbon dioxide levels and... Poison Ivy Growing Faster, More Virulent ROBERT SIEGEL, ...