Every year the eastern cottonwood trees in Michigan release their fluffy seeds. The end of June likely marks the end of this process. Here's what to know.

Cottonwood trees are dropping their seeds all over southeast Michigan, collecting on sidewalks, playgrounds, and, unfortunately, air conditioning units.

Yellowstone Valley Tree Surgeons’ Paul Siegfried is dwarfed by the giant trunk of a cottonwood tree at 2205 Tree Lane, Billings, Sept. 4. The 90- to 100-foot-tall tree, once one of the largest ...

One of the most magical spring events on our farm is still a few weeks away: Our Eastern cottonwood is going to snow!

Pibel Lake Recreation Area is home to the Lower Loup Natural Resource District, geese and as of February 2025, the largest known cottonwood tree in Wheeler County.

Earlier in the spring, tree pollen is the main culprit. After that grasses pollinate, followed by weeds in the late summer and early fall. Some of the most common tree pollens that cause allergies ...

Late spring snowstorms are weighing heavily on Colorado trees that have already begun blooming after an unseasonably warm start to the season.

With the snow starting to melt across West Michigan, Friends of GR Parks is asking residents to prune their trees. Here's why.

Reinhard Stettler discovered a cottonwood hybrid grew at incredible rates, nearly 10 feet a year, leading to a forest product boom in the Northwest.

Williamsburg City Council has established a city program, the Heritage Tree Program, focused on preserving trees while also identifying, maintaining and protecting them for future generations.

The oldest tree species is the Great Basin bristlecone pine, with many trees dating back around 4,000 years. The oldest tree is named Methuselah and it dates back nearly 5,000 years.