defoliate

Home/Tag:defoliate

Holy Leaf!

Shot hole Fungus on Cherry Leaves If you have ventured out into your yard and noticed that your leaves look like someone has shot them with a BB gun, don't worry. The culprit is a fungus known as Wilsonomyces carpophilus, commonly known as Shot Hole Disease or Coryneum Blight. While it may seem that [...]

August 3rd, 2018|

WANTED: Dead or Alive

The Spotted Lanternfly The spotted lanternfly is native to Asia, but has recently been "spotted" in Pennsylvania, Delaware, Virginia as well as New Jersey. Although New York has not shown any signs of infestation, this could be due to their low numbers sneaking past detection. Sadly, we know its just a matter of time. They [...]

July 17th, 2018|

Caterpillars Everywhere!

You may have noticed a massive influx of caterpillars this time of year. The cottony, spindly webs adorning your trees may look like they are cause by the same pest, but their inhabitants are very different. The webworm, bagworm and tent caterpillar all start their lives in similar thready nests. These webs act as protection [...]

July 9th, 2018|

Webworm!

By now, you have probably noticed the spindly, white, webbed nests of the fall webworm emerging. Not to be confused with the eastern tent caterpillar. The nests of the webworm tend to be much larger and messier than that of the tent caterpillar. Also, the webworm weave their nests nearer to the ends of the [...]

June 28th, 2018|

Oak Wilt

Oak wilt is a serious fungal disease that is taking over Long Island. Although it can affect all oak trees, the red oaks are much more susceptible to infection and will succumb much faster than the white oaks. The red oaks are defined by their leaves with pointed tips, where as the white oaks have [...]

June 19th, 2018|

Verticillium Wilt

Verticillium wilt is a fungus that affects nearly 85% of the woody ornamentals in the U.S. Hundreds of species are susceptible to this soil-borne fungi. Verticillium can become a serious problem as the fungi will remain in the soil forever, often without the host ever showing symptoms. This fatal disease infects the plants directly through [...]

June 2nd, 2018|

Irritating Aphids?

  Protect your Crape Myrtles from Aphids! Every spring, overwintered aphid eggs begin to hatch. This new, all female generation will then give birth to live young. As more and more aphids are produced, the colony becomes more crowded. Originally, the young are born wingless. But as the need for resources increases, the aphids will [...]

May 25th, 2018|

Invasion of the Gypsy Moths!

Every now and then, environmental conditions can converge into a “perfect storm” of pests. If you live on Long Island, you know these pests to be the dreaded Gypsy Moth caterpillars. These voracious little leaf munchers will wreak HAVOC on your foliage. During the late weeks of July and into August, adult gypsy moths will [...]

May 11th, 2018|

Tent Caterpillars Having a Party

Eastern Tent Caterpillar nest - picture by Bart Fusco Once again we're seeing an early spring outbreak of tent caterpillars in various areas of Long Island, including the east end. It's important to understand that these are NOT the dreaded Gypsy Moth caterpillars which will be arriving shortly and are considerably more devastating. [...]

April 26th, 2017|

Bad News: Gypsy Moth Caterpillars

Gypsy Moth Caterpillar The signs are pointing to another potential massive outbreak of gypsy moth caterpillars this spring. Egg masses have been spotted on forest trees from Nassau to Montauk, including Syosset, Smithtown, Holbrook, Islip, Patchogue, Riverhead, Cutchogue, Southampton and East Hampton. Cornell Extension's entomologists have confirmed that parasitic wasps have been at [...]

February 4th, 2016|