Search results
Results from the WOW.Com Content Network
Oak regeneration failure is a woodland phenomenon whereby insufficient oak seedlings and saplings are recruited into the canopy to replace dead mature oaks.The result is a local decline in oak numbers while other more shade-tolerant trees such as maple, lime, and ash may become more prominent.
Oaks and other forest tree species do occasionally produce enormous amounts of seeds. This is called “masting” or a “mast event.” Why are there so many acorns this year?
Mark Kinsler planted two red oak trees in the front yard — one near the house and one on our tree lawn — in 2006. ... 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help.
Galls (upper left and right) formed on acorns on the branch of a pedunculate (or English) oak tree by the parthenogenetic generation Andricus quercuscalicis.. The large 2 cm gall growth appears as a mass of green to yellowish-green, ridged, and at first sticky plant tissue on the bud of the oak, that breaks out as the gall between the cup and the acorn.
Together with larva of the filbertworm moth (Cydia latiferreana), the filbert weevil feeds on the acorns of several species of oak tree. In British Columbia, up to 66% of acorns from garry oak (Quercus garryana) were infected with these larvae. These acorns are still able to germinate, but the germination rate is lower than for uninfected nuts. [2]
A buck works a scrape under the oak trees during a bumper crop year. Whitetails are not choosey as to color and texture, gobbling green apples and scarfing down those hard little acorns covering ...
It is a long-lived tree, with high-quality timber when well-formed. The acorns of the chestnut oak are a valuable wildlife food. [12] Q. montana trees mast or produce more acorns under warmer summer temperatures rather than cooler summer temperatures. The results of a "thin and burn treatment" proved that increased light and resources ...
Quercus douglasii, known as blue oak, is a species of oak endemic to California, common in the Coast Ranges and the foothills of the Sierra Nevada. [4] It is California's most drought-tolerant deciduous oak, [5] and is a dominant species in the blue oak woodland ecosystem. It is occasionally known as mountain oak and iron oak. [6] [7]