Top native poison ivies and oaks
5 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
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Atlantic Poison Oak
Toxicodendron pubescens
caterpillars
11
hosts
1
food
10
flowers
12
-
Eastern Poison Ivy
Toxicodendron radicans
caterpillars
8
hosts
6
food
42
flowers
25
-
Pacific Poison Oak
Toxicodendron diversilobum
caterpillars
3
hosts
3
food
36
flowers
21
-
Poison Sumac
Toxicodendron vernix
caterpillars
3
hosts
1
food
2
flowers
1
-
Western Poison Ivy
Toxicodendron rydbergii
caterpillars
2
food
1
flowers
5