Q. We have a pin oak tree that is approximately 30 feet tall. On the north-facing side of the tree there are many wilted leaves, and there are many balls of strange growth. Pictures of the leaves and ...

DALLAS — The winter freeze this February was a tough test for trees across North Texas, and we're still seeing the impact months later. If your trees appear to be dying now, there's a good chance it ...

These trees have one leaf attached to each stem. Leaves with a consistent leaf edge are called unlobed leaves while trees with leaves that form shapes along their margins are called lobed leaves. If ...

Peter Belhumeur just wanted to know what type of tree was outside his apartment. He scanned field guides, looking for willowlike leaves with a wavy, spiked edge, but he couldn’t find the right one.

The classic and trusted book “Fifty Common Trees of Indiana” by T.E. Shaw was published in 1956 as a user-friendly guide to local species. Nearly 70 years later, the publication has been updated ...

SAN ANTONIO – Oak trees are the backbone of South Central Texas. Hardy, evergreen and beautiful, oak trees can also provide plenty of shade. But neighborhoods like Live Oak, Shavano Park, Hollywood ...

Iowa’s state tree is under stress. Visible damage to oak trees in recent years may be caused by farm chemicals, forestry experts say. Nearly a thousand Iowans have contacted the Iowa Department of ...