The old adage, “Leaves of three, leave it be,” can help identify poison oak or ivy. Poison oak is variable in size and structure. For example, the leaves may be as large as a dinner plate in ...

If you come into contact with poison ivy, poison oak or poison sumac, you'll likely break out in an itchy, uncomfortable rash ...

poison ivy has three, and poison oak usually has three -- though it can have more. (Credit: iStock/Getty Images) Here are the identifying marks of Virginia creeper: Leaves. Typically a bronze ...

A rash can develop in a few hours if you’ve had a rash from one of these plants before. If you’ve never had a rash from poison ivy, oak, or sumac, it can take 2 to 3 weeks before you see a rash. No ...

Poison ivy, poison oak, and poison sumac are three of the most common causes of allergic contact dermatitis in the U.S. They all contain an oil called urushiol, which triggers an allergic reaction ...

Identifying ... poison ivy in woodland areas, but it can grow elsewhere, including around your home. If you spot it growing near your house, you’ll want to clear it right away. Poison oak ...

A rash from poison ivy, poison oak or poison sumac is caused by an oil found in these plants called urushiol. When this oil touches your skin, it often causes an itchy, blistering rash. Most people ...

The staghorn sumac is a sensory delight, from its toothed leaf edges to its fuzzy fruit and young stems. Though it is related ...

Pamela Isley and Alec Holland are united by their knowledge of plants and their unique connection to them. Despite this, ...

G. Willow Wilson should be given some kind of award as the ambassador of all ecologically-themed characters. Not only does this Poison Ivy and Swamp Thing one-shot explore Pamela’s personality, it ...

Today, we examine Poison Ivy #27, set to infest comic shops on November 6th. Behold, the synopsis: THE ORDER OF THE GREEN KNIGHT, REVEALED! As Batman tries to get answers and the GCPD begins their ...