The colorful transition between spring and summer includes the return of green foliage, baby geese wandering in fields, ...

It starts in early May and peaks by the second week of June. In the first week of May, the first to bloom is Canada plum. The ...

These two plants might look similar, but one will cause only mild irritation while the other can kill both animals and humans ...

A warning attached to a tree in Storeton Woods states: "Warning giant hogweed. Do not touch." Key features of the plant were ...

Some plants look like toxic hemlock are medicinal, but state law says you have to pull up and dispose toxic plants. How to tell them apart.

The dangerous plant was likely brought to North America ... including Giant hogweed, Cow parsnip, Purplestem angelica, and Queen Anne's-Lace (also known as Wild carrot). Wild parsnip grows a ...

(Matt Faubion/Alaska Public Media) It's peak season for Alaska's cow parsnip, those tall, fleshy plants with broad leaves, topped with a crown of white flowers. Known officially as Heracleum ...

Cow parsnip and many of its relatives produce powerful chemical substances as protection. The best known are furanocoumarins, which seem to defend the plant against fungi and perhaps other consumers.

Another plant with phototoxic properties is the cow parsnip. This invasive plant is native to Europe and Asia and looks like a mini version of giant hogweed. The main difference between the two is ...

The most common lookalike found in New York is our native cow parsnip, which flowers earlier and does not have the purple splotches on the stem. The native cow parsnip can also cause burns.