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Welcome to the World of Poison Ivy, Poison Oak, and Poison Sumac

There is a great deal of confusion about poison ivy vs. poison oak, since there are two kinds of poison ivy and two kinds of poison oak. Learn more.

We also have great products to keep you safe from all 5 of these nasty plants.

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The Blog

Three Poison Ivy Covered Trees
August 19, 2019

Here are three trees between a road and field. All three are covered with vigorous growths of poison ivy.

In fact, each of these could likely be stripped just by cutting the vines near the ground and just yanking the vines off the trees.

Suburban Condo Poison Ivy
August 12, 2019

This image illustrates two points:

1. It is very common to find poison ivy growing in well-tended suburban condominium developments.

2. The plant will climb when it can, but also grows as a ground cover. (Also as a shrub, at times.) 

Poison Ivy Fence Monster
August 4, 2019

Driving along a suburban road here in Massachusetts, I noticed this nasty poison ivy infestation on a wooden fence.

July 27, 2019

Hog peanut is a vine that can be very difficult to tell apart from poison ivy, and they sometimes grow on the ground together. 

Hog peanut does not climb as poison ivy does, so if you find a vine on a tree or house it can't be hog peanut (though it could be Virginia creeper).