The Poison Ivy - Poison Oak Blog

poison ivy in spring

Depending on where you live, poison ivy leaves have either just popped out, or will do so very soon.

This is a pretty typical look for early spring growing tips of poison ivy. 

TAGS: spring, buds
April 12, 2019 - 5:18pm
roundup lawsuit

I suspect that this case (and this post) will be as controversial and contentious as the lawsuit it reports on.

TAGS: roundup, lawsuit
April 1, 2019 - 10:06pm
baby poison ivy in spring

Most babies are cute, of all animal species, and even sprouts from seeds are kind of cute.

But I will bet that only a few people will find the baby spring leaves of poison to be cute.

TAGS: spring
March 25, 2019 - 9:34pm
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