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Is It Pine, Spruce, or Fir?
https://ohioline.osu.edu/factsheet/anr-80
Agriculture and Natural Resources, Van Wert County Pine (Pinus spp.), spruce (Picea spp.), and fir (Abies ... Identification—Where to Begin To distinguish pine, spruce, and fir from one another, start by looking at their needles. ... genera (pines, spruces, and firs). Pines (Pinus spp.) Pines have slender needles (leaves) arranged in ...
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Asian Longhorned Beetle
https://ohioline.osu.edu/factsheet/ent-75
by law. Host Range Oviposition pits in the bark where female beetles deposit an egg. Photo credit: ... infests pine tree species, including pines (Pinus spp.), spruce (Picea spp.) and balsam fir (Abies ... Asian longhorned beetle (ALB; Anoplophora glabripennis) is an exotic wood-borer that poses a severe ...
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Fall Color Change in Ohio
https://ohioline.osu.edu/factsheet/anr-0145
evergreens, such as pine and spruce, lose their needles the same way? We can see that some needles die and ... 4 years Shortleaf pine (Pinus echinata) 2–4 years Virginia pine (Pinus virginiana) 3–4 years Norway spruce ... species Needle lifespan Eastern white pine (Pinus strobus) 2–3 years Pitch pine (Pinus rigida) 2–3 years ...
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Dutch Elm Disease
https://ohioline.osu.edu/factsheet/plpath-tree-04
Elm bark beetle larval gallery. Other diseases may present somewhat similar symptoms. As the name ... multistriatus) and North American (Hylurgopinus rufipes) elm bark beetles. The bark beetle larvae tunneling (Fig. ... their sexual maturation. As a result, monitoring bark beetle flights, which typically occur 1 or 2 times ...
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White Pine Blister Rust on Currants and Gooseberries
https://ohioline.osu.edu/factsheet/HYG-3205
Plant Pathology White pine blister rust is not a serious disease of currants and gooseberries; however, ... it is a very serious disease of white pines (Pinus strobus). Currants and gooseberries serve as an ... alternate host for the rust fungus that causes white pine blister rust. Therefore, planting currants and ...
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Using Local Woodlot Lumber
https://ohioline.osu.edu/factsheet/F-9-03
excellent elastic properties, prone to fungal and beetle attack Kiln and air-dries easily, dimensionally ... Eastern white pine is the most common and is almost always grown in plantations. While Eastern white pine ... Sassafras Woodworking, fences, house sills, furniture, boxes, and slack cooperage, (inner bark) candies and ...
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Spider Mites and Their Control
https://ohioline.osu.edu/factsheet/HYG-2012-11
conifers from spruces and pines to junipers and arborvitae. This mite spends the winter in the egg stage ... HYG-2012 09/20/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ... and spruce spider mite, Oligonychus ununguis, are the most common pests. Other species with fewer host ...
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A Guide to Corn Growth and Development
https://ohioline.osu.edu/factsheet/anr-0148
hybrids [Fact sheet]. Ohioline. ohioline.osu.edu/factsheet/agf-101 Ortez, O. & Lindsey, A. (2022). ...
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Ground Beetles
https://ohioline.osu.edu/factsheet/HYG-2102-10
HYG-2102 10/19/2011 David J. Shetlar, Department of Entomology, Ohio State University Extension ... Ground beetles are occasionally a nuisance indoors by their presence. Homeowners may confuse these ... beetles for cockroaches, carpet beetles, woodboring beetles, or some other household structural pest. ...
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Thousand Cankers Disease
https://ohioline.osu.edu/factsheet/plpath-tree-07-0
indication of tree damage except for tiny beetle entrance holes, but sometimes areas of outer bark ... and sanitation. Avoid moving firewood, since infected beetles may be present in the bark. Maintain ... observed walnut mortality. The fungus is carried by an insect, the walnut twig beetle (WTB; Pityophthorus ...