Recognizing Poison Ivy, Oak and Sumac

The old saying goes: "Leaves of three, let them be." Poison ivy, oak and sumac are three plants that carry the same poison — urushiol, a colorless, odorless oil that causes an itchy, irritating rash in almost everyone who comes in contact with it.

Poison Ivy or Poison Oak?

How to Properly Identify Poison Ivy and Other Irritating Plants

Poison Ivy or Poison Oak?

Identifying Poison Ivy, Poison Oak and Poison Sumac

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CHOP on Instagram: Poison ivy, oak and sumac are three plants