A barn in New Hampshire covered in massive poison ivy vines. The field surrounding the barn was poison ivy for acres.
A massive poison ivy growth on a wall along the New Jersey Turnpike.
Entire rock wall along Blue Ridge Parkway in Virginia covered with poison ivy.
In Boston a rock wall behind a dumpster is covered in thick poison ivy.
A field in New England where poison ivy is growing widespread as a ground cover .
In Rockport, MA, poison ivy has formed a dense thicket all the way to the ocean, 50 yards deep.
A poison ivy vine growing just outside a little league baseball field – just waiting for a home run.
Poison ivy growing along with 5-leaved Virginia creeper, a common sight.
Poison ivy vine growing as a ground cover, many different size and shape of leaves.
Common sight: poison ivy growing on a roadway guard rail: it will climb that pole if it can.
In cities and suburbs a common sight: poison ivy growing just outside the curb.
Almost any stone wall in the leafy suburbs may be covered in poison ivy like this.
A reminder that ground vine poison ivy will climb as soon as it finds anything to climb on.
Poison ivy has infiltrated this hedge at an office park.
Poison ivy happily climbing up a brick wall in a city.
Poison ivy vine climbing urban wall, seen in winter.
In a northern city, poison ivy attacking a house. If not stopped, it will cover the entire house.
poison ivy climbing up along with the rainspout on a brick building.
This rooftop poison ivy vine has roots into the ground somewhere and is growing with vigor.
In Brookline, MA, poison ivy attempting to take over an entire apartment building.
Mowing poison ivy will keep it down, but also unleash huge amounts of plant oil.
Fall poison ivy decorates a utility pole in New England.
Glorious poison ivy climbs both sides of a roadside tree.
One might think these are the leaves of the tree; the tree is dead, this is all poison ivy.
People mistake long poison ivy branches like these for actual tree branches.
Three trees, each assailed by a poison ivy vine.
Typical poison ivy, messy, climbing a pole in a farmyard.
This utility pole is totally taken over by poison ivy; this could put a worked into the hospital.
Poison ivy and Virginia creeper racing up a tree.
A common problem: people mistake lush poison ivy vine up a tree for the actual tree branches and leaves.
Another reminder that eastern poison ivy grows as a ground vine, but starts to clim when it can.
Poison ivy WILL climb this utility pole eventually.
Poison ivy is running rampant up this utility pole: bad news for any lineman.
Here is poison ivy climbing a tree in Florida; you can even see Spanish moss growing with it.
On a roadside in Kentucky, by a thoroughbred farm, a tree is being consumed by poison ivy.
The tree has died due to flooding around it, but the poison ivy is happily growing up it.
Poison ivy vine can branch out far from the tree they grown on, so you can be walking UNDER poison ivy branches.
This shows that poison ivy will grow in a pine forest, starting out as a ground vine, looking for something to climb.
Poison ivy vines have started to form actual standing shrubs near Quincy, MA.
Poison ivy berries only grow on the climbing vines, not on the ground vines.
In a vacant lot in Cincinnati, poison ivy has grown lush bunches of berries.
Poison ivy berries growing thick, will provide bird food all winter.
In fall, poison ivy berries turn from green to brown, then in winter to white.
There is no doubt that poison ivy has spectacular fall color.
Many people have fallen victim to the allure of fall poison ivy color.
It would be easy to mistake these poison ivy vines for decorative tree branches...
In rural areas many no trespassing signs along roads are covered with poison ivy.
Virginia creeper sometimes has only three leaves, so it looks like poison ivy. But see how it uses little pod finger to attach to the wall rather than hairy roots.
Here we have poison ivy on the left and right, but in the middle is Virginia creeper.
Actually a rare sight: a seedling of poison ivy, with the original cotyledons still in place.
When you cut into a poison ivy vine it will "bleed" the sap that causes the rash, and the sap will turn black in a matter of hours.
It is easy to see the hairy roots of poison ivy growing up this white birch tree.
A common sight: poison ivy grows up a stump, then reaches up and out looking for more places to grab and climb.
Two thick, hairy poison ivy vines growing up a thin tree.
Poison ivy happily climbs chain link fences, but it is terrible trying to get it off of one.
A dead tree in winter, with poison ivy climbing all sides of it.
This is poison ivy vine-shrub, sticking out of the snow. If I had not seen this in summer I would never have known what it was.
