Pests - Page 2 of 7
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How-ToPest Control for the Southern Plains: Pine Wilt Disease
There are several pests that attack pine trees (Pinus spp. and cvs., Zones 2–9) in the Southern Plains—from pine needle scale to needle blight to yellow-bellied sapsuckers—but none are as…
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How-ToPest Control for the Midwest: Emerald Ash Borer
Emerald ash borer (Agrilus planipennis) has gained a certain notoriety over the last 20 years. This pest has been responsible for the death of over 100 million ash trees (Fraxinus…
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How-ToPest Control for the Northeast: Jumping Snake Worms
As if gardeners don’t have enough to contend with, an invasive worm is surprising many of us by moving into our Northeast gardens. "Worms?” you might ask. “I thought worms…
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How-ToPest Control for the Southwest: Piñon Ips Beetle
The piñon ips beetle (Ips confusus) infests Southwest-native piñon pines (Pinus edulis, Zones 4–8) throughout the region. According to the Colorado State Forest Service, “Ips beetles, sometimes known as ‘engraver…
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How-ToPest Control for the Mountain West: Ips Beetles
Many of us who call the Rockies home are familiar with the devastation to our forests by the mountain pine beetle (Dendroctonus ponderosae). Millions of acres of lodgepole pines (Pinus…
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How-ToPest Control for the Mid-Atlantic: Hemlock Woolly Adelgid
One of the prevalent garden pests in the Mid-Atlantic is hemlock woolly adelgid (or HWA, as it is often abbreviated). Native to Asia, hemlock woolly adelgid (Adelges tsugae) can be…
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How-ToPest Control for the Southeast: Ambrosia Beetles
Ambrosia is which of the following? (1) A dessert made of oranges and shredded coconut. (2) A group of beetles that can harm plants in the southeastern United States. The…
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How-ToPest Control for the South: Eastern Leaf-Footed Plant Bug
Most insects don't bug us. There are a few we even like. However, there is one family of insects that makes us downright irritable: leaf-footed plant bugs. There are several…
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How-ToBarklice on Southeastern Shrubs and Trees
You’ve heard of getting head lice, but did you know your trees can get barklice? For me, anything with the word lice in the name sure sounds like bad news.…
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How-ToNorthern Plains Disease Watch: Thousand Cankers Disease
Thousand cankers disease is a serious threat to the Northern Plains black walnut (Juglans nigra, Zones 4–9). Understanding the disease can help prevent the loss of these ecologically and economically…
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