
Mountain Lion Kittens in the Poison Oak
Our National Park Service reports that a group of mountain lion kittens have been found in a patch of poison oak. Poison oak has no
All blog posts, most recent at top.
Our National Park Service reports that a group of mountain lion kittens have been found in a patch of poison oak. Poison oak has no
This is a useful photo because it shows how poison ivy, as a ground vine, becomes a climbing vine as soon as it finds anything
Here it comes again! Here in New England, everywhere you look, little red leaves of three are sprouting. In the southern states it is probably
How did I know, immediately, without getting closer that there was no poison ivy in these weeds? Does that stone-brick decayed looking old-world wall suggest
You can find these two growing side by side; the lovely and evocative Jack-in-the-Pulpit, and the evil poison ivy. Both follow the leaves-of-three way of
Over the years people who are suffering from nasty poison ivy (or oak or sumac) skin rashes have sent in photos to share. They send
Blackberry leaves do have a similar overall shape to poison ivy leaves, and leaves-of-three, and both grow as ground vines. But… blackberry has thorns, all
This is one of the most difficult plants to tell apart from poison ivy because they are both vines with leaves of three. In this
As spring rolls from south to north, expect to see lots of these two vines coming to life. One of them is our old buddy,
Here is a common sight in poison ivy country, which is much of the United States, east of the Rocky Mountains. Poison ivy loves to
While searching for poison ivy books at Alibris, my favorite online bookshop, I came across this terrific book by Cynthia Riggs, who has written a
I was able to find poison sumac (on Martha’s Vineyard) in the winter, but only because I used the iNaturalist app to see if it
Here is a small poison ivy shrub that is mostly covered by snow. In a situation like this, it is VERY hard to spot that
Poison ivy is an early and enthusiastic participant in the annual fall color party. Here it is on a suburban fence. I was so impressed
This was taken in lovely Duchess County in New York State on a particularly lovely dairy farm. What happens in cases like this, where poison
In her own words: “My temples were swollen so badly that I saw one of the doctors jump in surprise when they came into the
As we all observe, poison ivy LOVES to grow on roadsides. It gets lots of sun, not much competition, and birds love to sit on
Hopefully you have heard the warnings to never burn poison ivy. If not, this is what can happen. This young lady burned some weeds, not
This is a positive test for poison sumac! Poison sumac is pretty rare and only grows in very wet areas, whereas poison ivy is everywhere
This large tree fell across a trail and was chain sawed off by a helpful person. But I wonder if they knew that the thick
This is a case where a picture is not worth a thousands words. You need to hear Maria’s story before you can appreciate just how
Poison oak is found in much of California. It is very adaptable to the dry conditions and it leaves change in shape and size depending
We are always surprised by how many visitors to our website are looking for information about poison sumac, not poison ivy and oak. It turns
This is a very common scene in the eastern half of the United States: roadside trees with poison ivy vines climbing up. Poison ivy grows
It has been an absolute rule: “Leaves of three, let them be.” If a plant has more than three leaves (or leaflets) in a group,