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...
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 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...
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...