The Poison Ivy - Poison Oak Blog

poison ivy wall

Along with mosquitos and ticks, one of the few unwelcome aspects of spring and summer is the return of poison ivy to its leafy, exansive, take-over-the-world form. 

TAGS: wall
March 18, 2019 - 5:12pm
golden gate poison oak

Pacific poison oak is extremely common in California, much like its cousin poison ivy in the eastern half of the country. 

March 10, 2019 - 6:55pm
white birch with poison ivy vine

Here is a case where poison ivy has climbed a white birch tree, which makes the hairy roots really stand out. 

This is not something we have seen often, PI climbing a white birch.

TAGS: white birch
February 24, 2019 - 11:28am
poison ivy in winter

I'll be honest. As a person somewhat obsessed with poison ivy, you would think I would always be able to spot it in any season, in any form of growth.

TAGS: winter, shrub
February 18, 2019 - 11:56am
poison ivy conference 2019

Umar Mycka is one of the few people around that knows more about poison ivy than the crazy folks behind THIS website.

February 11, 2019 - 8:29pm
poison ivy in ice

Normally you would not expect to see poison ivy growing out of icy swamp water.

But all these vines, from the big 2-incher to the tiny 1/4 incher are all poison ivy.

February 4, 2019 - 7:47pm
poison ivy winter tree

Here is a pretty scary image of a poison ivy vine "exploding" at the top of a dead tree.

When the vine can't find anything else to climb on it starts reaching in all directions, either for another climbing surface or for sun.

TAGS: monster, tree, winter
January 2, 2019 - 6:09pm
green products

The folks from Green+ products contacted us to let us know that their skin cream products are very helpful for poison ivy rash. 

December 13, 2018 - 1:50pm
maple tree and poison ivy color

I noticed this house recently with a spectacular maple tree in full color behind it. 

But then noticed the equally colorful leaves on a vine growing on a pine tree. And guess what?

TAGS: fall color
November 8, 2018 - 10:30am
poison ivy in a hedge

Here is yet another example of poison ivy exposing itself with fall color.

This hedge near our headquarters has had poison ivy growing up through it all summer, but we only noticed it when it turned bright color.

TAGS: hedges
October 31, 2018 - 5:43pm