I don't know what this is on my oak tree, but is it anything I should be concerned about? Should I spray with something?

Planting an oak tree, if you have the room, provides acorns and leaves that feed and provide cover for millions of organisms and species while also sequestering carbon.

The 60-foot tapered white fir tree was cut in Siskiyou County, and according to the Downtown Sacramento Partnership, it was cut from above the snow line to ensure freshness through the holiday season.

Tulip tree (Liriodendron tulipifera), a cousin of the magnolia, is absolutely stunning in spring when it’s fragrant, ...

CT is among several eastern states that conduct an annual acorn survey. Here's what researchers found this year.

An oak tree in Scotland has been named UK Tree of the Year and will go on to represent all four British nations at the European Tree of the ...

Weather is the other big determinant. A wet spring can create the right conditions for the blooming of many oak flowers, known as catkins and coons, a good sign of higher acorn numbers. On the ...

The style pictured above is “color + clear,” which allows you to switch between multicolored lights and white lights via remote. For pre-lit trees with a single lighting style, there is an ...

The golden and rust colored shagbark, as the sun drops low after another miraculous cloudless fall day, finds the old drought ...

(The Morton Arboretum via AP) This 2016 image provided by Arnold Arboretum of Harvard University shows the red fall foliage of a scarlet oak tree (Quercus ... shows the leaves of a black gum, aka ...

Red oak (Quercus rubra) has similar attributes, while white oak (Quercus alba ... and regional redbud (Cercis) varieties. Black gum, aka black tupelo tree (Nyssa sylvatica), will absolutely ...