Drought is bad news, but, in a surprising twist, a team of researchers discovered that drier times prepare young trees for harsh conditions in the future, Phys.org reported. The scientists ...

Yet only “Gray Tree” has scale-invariant branch diameters. When Mondrian removes the scale invariance in “Blooming Apple Tree ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

The Cooperative Extension Plant Clinic can provide information on scale insect control, urban tree care, and other ...

This chlorophyll can be easily seen by scratching off some of the thin bark on twigs and observing the next layer of green tissue” (from Silent Survivors: The Winter Life of Trees).

and a sanitizing solution or Clorox wipes to clean your tools between trees/shrubs and in between diseased branch cuts (don’t skip this step). Your hand pruners can take off your smallest twigs ...