The Eureka Fire broke out Friday near an area of the park that's been known as a "refuge" for the namesake plant.

Lynae Vanee plants a mulberry tree with the Acre Boyzz and names it Pearl after her great-grandmother who lost her land. They ...

These are pests of the cool, wet times of spring and early summer. They hang out in moist, mulched beds and they come out to ...

Traditional tree health monitoring has been a hands-on, labor-intensive job. Scientists develop 'plant doctor' that could ...

Smell the flower and you will invariably have a dab of yellow pollen on the tip of your nose. There are jokes about the plant ...

With D.C. seeing more heat waves every year, climate change experts predict that by the 2050s the District is in store for 30 to 40 extreme heat days each year with temperatures cresting 95 degrees.

A pest that last made a major appearance in Kansas nearly a decade ago is back — and it’s feasting on ash trees across the ...

Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

Poison ivy, oak and sumac all can create itchy rashes from urushiol. What you need to know before the rash starts.

I noticed that the wild leek leaves poked out of the ground a week later than last year, and the giant trillium blossoms are ...

Wilson College Assistant Professor of Biology Sherri Buerdsell led her Introductory Botany class on a tree identification ...

A new study claims that trees and the way their leaves change colors could act as natural volcano warnings as underground ...