The plant can have three or more leaves per group. Poison sumac: The plant has seven to 10 leaves per stem that are characterized by smooth surfaces and pointed tips. Immediately wash the part of ...

If you're outdoorsy, chances are you've encountered poisonous plants such as poison ivy, poison oak, or sumac. But what does ...

Just thinking about poison ivy can make you itch. Blistering rashes on your arms and ankles, oozing bumps between your fingers and eyelid-swelling exposures are all-too-familiar summer hazards. Poison ...

There are a number of plants to avoid in Delaware. Here's how to identify the big three – poison ivy, oak and sumac.