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Contact

Physical Address:
E. J. Iddings Agricultural Science Laboratory, Room 10
606 S Rayburn St

Mailing Address:
875 Perimeter Drive MS 2332 Moscow, ID 83844-2332

Phone: 208-885-7982

Fax: 208-885-9046

Email: calspubs@uidaho.edu

Location

Lawns

Boxelder Bug: Nuisance Management for Homeowners

Although not particularly harmful, these insects can be aggravating when they wander indoors to spend the winter. Learn about the insect's seasonal biology, landscape features that increase pest...

Controlando a las Tuzas en Idaho

Una de las alimañas vertebradas más destructivas y prevalentes de Idaho, las tuzas pueden controlarse restringiendo su acceso a las plantas de alto valor, inundando las madrigueras de tuza,...

Controlling Billbug Grubs in Lawns

This publication describes symptoms and control strategies for billbug grubs (larvae) in Idaho lawns. Nonchemical strategies include growing grass varieties that are resistant to billbug feeding...

Hobo Spiders in Idaho

This Idaho Green Thumb How-to fact sheet covers identification and control of hobo spiders, mistakenly referred to as "aggressive house spiders." These spiders can bite but are no longer thought to...

Homeowner Guide to Centipedes and Millipedes

Centipedes and millipedes are many-legged relatives of insects that thrive in damp, dark yard and garden habitats. Sometimes they accidentally wander into homes, creating minor concern as a pest.

Homeowner Guide to Pill Bugs and Sow Bugs

Pill bugs and sow bugs are multilegged insects attracted to moist places. They are relatively harmless though can be nuisances if they accidently wander into your house. Stay ahead of any...

Homeowner Guide to Scorpions and Their Relatives

This publication helps you identify scorpions and pseudoscorpions and understand the threats they pose. Full color. Authors: Edward John Bechinski, Dennis J. Schotzko, Craig R. Baird 3 pages

Knotweed Shrubs: Identification, Biology, and Management

Being able to correctly identify the five knotweeds that grow in the Northwest can help you choose the best control strategies. Color photographs of the weeds accompany a detailed chart describing...

Large Yellow Underwing: A Cutworm Pest in Idaho

Noctua pronuba (pronounced knock-TOO-ah pro-NEW-bah) is an accidentally introduced cutworm known as the large or greater yellow underwing for its distinctively colored adult moth stage. Learn the...

Leafhoppers in the Landscape

Leafhoppers are small, winged insects that cause damage to trees and shrubs and are a nuisance for homeowners in Idaho. This publication describes the four common species of leafhoppers found in...

Management of White Pine Weevil in Spruce

In the West the white pine weevil, Pissodes strobi , almost exclusively attacks spruce rather than pine trees. Of major concern to homeowners, nurseries and landscape businesses, the weevil causes...

Managing Boxelder Bugs Around Your Home

A common nuisance pest in Idaho, boxelder bugs can become intolerably numerous. Learn their appearance, hosts and life cycle and ways you can manage them with and without insecticides. Authors:...

Managing Elm Seed Bugs around Your Home

The elm seed bug (Arocatus melanocephalus) in Idaho invades homes in July and August from surrounding landscapes where elm trees grow. Posing no direct threat to plants or people, they can still...

Managing Pocket Gophers in Idaho Lawns and Landscapes

One of Idaho's most prevalent and destructive vertebrate pests, pocket gophers can be controlled by restricting their access to high-value plants, flooding gopher burrows, trapping and poisoning.

Managing Voles in Idaho Lawns and Landscapes

Voles can be managed without chemicals or with chemicals called "rodenticides." Nonchemical approaches include eliminating vole habitat, excluding voles from sensitive areas and trapping. Toxic...

Meadow Voles and Pocket Gophers: Management in Lawns, Gardens, and Croplands

Meadow voles and pocket gophers cause significant damage to rangeland, alfalfa, pastures and other agricultural crops in the Pacific Northwest. This publication helps you to manage the pesky...

Native Plant Landscaping: Curb Appeal and Low Water Use

Many property owners don't fully realize that native plants are economical and effective solutions for use in landscape design, particularly since Idaho's climate is so weather-dependent. This...

No Such Thing as a "Murder Hornet": Asian Giant Hornet, an Invasive Species to Monitor

In 2019, an Asian giant hornet was spotted in Washington State, as well as in British Columbia, Canada. The invasive insect's siting, given its appetite for honeybees and its kill strategy (which...

Northern Idaho Fertilizer Guide: Bluegrass Seed

Fertilizer improves plant growth and productivity. An entry in the northern Idaho Fertilizer Guide series, this four-page publication offers fertilizer guidelines for nitrogen, phosphorus,...

Planning an Idaho Vegetable Garden

$7 Four gardening experts provide successful gardening methods. Discusses site selection, garden layout, weed and insect control, and crop by crop planting instructions. Also contains a thorough...

Turfgrass Seeding Recommendations for the Pacific Northwest

Based on data gleaned from Pacific Northwest (PNW) turfgrass variety evaluation trials, this 2010 publication provides recommendations regarding turfgrass blends, mixtures and rates for PNW...

Tuxedo Bug: A New Home-Invading Insect in Idaho

The tuxedo bug has become a significant nuisance pest insect in some areas of Idaho. Although harmless, their massive numbers, particularly during the fall, makes them an intolerable pest for...

Utilizing Barn Owl Boxes for Management of Vole Populations

Because they consume large quantities of voles, barn owls can help to manage rodent populations in Idaho. This handy publication will help you to attract more of these natural predators with its...

Wasp and Hornet Control

If you're interested in learning how to recognize Idaho's stinging yellowjackets, bald-faced hornets and paper wasps, check out this helpful Idaho Green Thumb How-To. You'll also glean a brief...

Contact

Physical Address:
E. J. Iddings Agricultural Science Laboratory, Room 10
606 S Rayburn St

Mailing Address:
875 Perimeter Drive MS 2332 Moscow, ID 83844-2332

Phone: 208-885-7982

Fax: 208-885-9046

Email: calspubs@uidaho.edu

Location