Plant safety guides
Plain-English articles on identifying dangerous plants, treating exposure, and staying safe outdoors. Written for hikers, parents, gardeners, and trail crews.
How to Identify Poison Ivy in Every Season
Poison ivy doesn't look the same in March as it does in October. Here's how to spot it year-round, from spring buds to bare winter vines.
Read articlePoison Oak vs Poison Sumac vs Poison Ivy: A Visual Guide
All three contain urushiol, the oil that causes the rash — but they look completely different. Side-by-side identification.
Read articleWhat to Do in the First 10 Minutes After Touching Poison Ivy
The first ten minutes matter more than the next ten days. A minute-by-minute response plan that can prevent the rash entirely.
Read article8 Plants Commonly Mistaken for Poison Ivy
Virginia creeper, boxelder, fragrant sumac, and more. Look-alikes that send people running for calamine lotion for no reason.
Read articlePoison Ivy by Region: Where It Grows in the United States
Eastern poison ivy, western poison ivy, and Pacific poison oak. What grows where, and what to watch for in your area.
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