WHO: Michael Eason, associate director of conservation and collections at the San Antonio Botanical Garden, and a nationwide team of tree experts. WHAT: A missing oak species—the Quercus ...

With nearly 500 unique species and more than 180 hybrids, the genus Quercus (oak) is among the largest and most important of all woody landscape plants. Many of the species we are most familiar with ...

What: Quercus palustris, commonly called pin oak, is a very tough, easy-to-grow tree that demands little except enough space to spread. It’s best suited to the larger garden, as this oak will ...

A drenched yard doesn't have to mean defeat. One oak species thrives in soggy soil, turning rain-soaked land into a lush ...

Now that the glory of aspen gold is passing, it’s time to honor the sturdy oak that adds rich tones of red and russet and umber to the autumn landscape while providing precious calories for birds and ...

Removing an oak tree from your yard is usually a last resort, but a necessary one. If you need to remove your tree, you can ...

I am 15 years old when I meet my special friend. I leave my concrete suburb, overflowing with a rage that longs to be soothed, but I don’t know how. My bike is my outlet, my escape route, and I ride ...

1 The phenology of leaf abscission and leaf flushing were studied in four populations of Quercus ithaburensis Decne., a deciduous oak tree, during four seasons in Israel. 2 Phenological variation ...

Leaves – deciduous, alternate, 5-8″ inches long, lobes bristle tipped, lobes separated by regular sinuses and glabrous except for the occasional axillary tuft, color is dull green to blue-green on top ...

Lead and cadmium concentrations were investigated in annual growth rings of 10 trees growing in the Royal Park Djurgården in Stockholm. The trees sampled included six oaks, one ash, one pine, one ...