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Slime flux, also known as bacterial slime or bacterial wetwood, is a bacterial disease of certain trees, primarily elm, cottonwood, poplar, boxelder, ash, aspen, fruitless mulberry and oak. A wound to the bark, caused by pruning, insects, poor branch angles or natural cracks and splits, causes sap to ooze from the wound. Bacteria may infect ...
Aside from tree waratah, it has also been called the satin oak, pink silky oak, satin silky oak, red silky oak, red oak, lowland bull oak, [6] and Queensland waratah. [2] The genus name is derived from Ancient Greek allo- 'other' or 'strange' and xylon 'wood' and refers to their unusual cell architecture compared with the related genera Telopea ...
All oak trees may display foliage marcescence, even species that are known to fully drop leaves when the tree is mature. [7] Marcescent leaves of pin oak (Quercus palustris) complete development of their abscission layer in the spring. [8] The base of the petiole remains alive over the winter. Many other trees may have marcescent leaves in ...
Pruning stimulates new growth, and you don’t want it to come out too soon. Perhaps most important, where you can, cover vulnerable plants with frost cloth. Even though it’s lightweight, it ...
Local woodworker Garrett Roberson is transforming a tree that was older than the McPherson Mansion when it fell into furniture for the historic site. An historic red oak blew over, but will still ...
I scanned the trees and saw that a maple tree had "exploded". The explosion caused a big crack in the tree about three feet high. When a winter wind stirs the frozen trees, they sometimes appear to burst vertically. When it was 40 degrees below zero at night, I lay awake and listened to the trees explode. That's a true wilderness thermometer!
The sap of the tree can leak out of the trunk. Beetles, stag beetles, butterflies, and Vespa mandarinia gather to reach this sap. Native to Asia, sawtooth oak has found its way into the Eastern part of the United States in states including Florida, Missouri, New York, Alabama, Pennsylvania, and many others.
Quercus rubra, the northern red oak, is an oak tree in the red oak group (Quercus section Lobatae). It is a native of North America, in the eastern and central United States and southeast and south-central Canada. It has been introduced to small areas in Western Europe, where it can frequently be seen cultivated in gardens and parks.