Washington · Year-round resident

Great Horned Owls in Washington

When great horned owls are present in Washington, when they nest, which native Washington plants feed them, and how to host them in a USDA 4a–9a yard.

Owls (Strigidae)Great Horned OwlBubo virginianus
Status in Washington
Year-round resident
Nesting window
January–April
Broods
1 per season
Hardiness zones
USDA 4a–9a

When to expect great horned owls in Washington

Great Horned Owls live in Washington all year. Mild, wet winters on the Puget Sound; cold winters in the east. That makes the cold months the time your yard matters most to them.

Marine west-coast climate west of the Cascades, semi-arid shrub-steppe to the east.

Nesting in Washington

Across Washington, great horned owls typically nest from January–April. Plan around that window: January for setup, April for clean-out.

Dry, sunny summers west of the Cascades; hot in the Columbia Basin.

  • Great Horned Owls don't use nest boxes. Keep dense native shrubs and trees such as paper birch, chokecherry, ponderosa pine for nest sites.
  • Delay heavy pruning of shrubs until after April.

Native Washington plants that attract great horned owls

Of the regional native plants we track for Washington, these 8 provide food or cover great horned owls use:

Tall goldenrod
Solidago altissima · Perennial

Insect-rich in fall and seed in winter.

Paper birch
Betula papyrifera · Tree

Catkin seed feeds redpolls and siskins all winter.

Chokecherry
Prunus virginiana · Shrub

Dark summer fruit and heavy caterpillar load.

Ponderosa pine
Pinus ponderosa · Tree

Seeds and bark insects; pygmy nuthatch and woodpecker habitat.

Rabbitbrush
Ericameria nauseosa · Shrub

Late-season bloom supports insects; seed for sparrows.

Oregon white oak
Quercus garryana · Tree

Acorns and a rich insect community in the Pacific Northwest.

Douglas fir
Pseudotsuga menziesii · Tree

Seed for crossbills, siskins and chickadees.

Willow (Bebb)
Salix bebbiana · Shrub

Early catkins draw insects for arriving warblers and hummingbirds.

Feeding great horned owls through the Washington year

  • Top foods: None — hunts live prey after dark.
  • In Washington's winter: Mild, wet winters on the Puget Sound; cold winters in the east.

Full diet breakdown for great horned owls · Best feeder for great horned owls

Frequently asked

Are great horned owls in Washington year-round?

Yes. Great Horned Owls are year-round residents in Washington.

When do great horned owls nest in Washington?

Nesting in Washington typically runs January–April, with 1 per season. Clutches are 1–4 eggs, incubated for 28–37 days.

What native plants attract great horned owls in Washington?

Tall goldenrod, Paper birch, Chokecherry, Ponderosa pine, Rabbitbrush, Oregon white oak, Douglas fir, Willow (Bebb) are native plants in Washington that provide food or cover for great horned owls.

Great Horned Owls in other regions

Other backyard birds in Washington

Black-capped ChickadeePurple MartinDowny WoodpeckerHairy WoodpeckerAmerican GoldfinchWhite-breasted NuthatchHouse WrenHouse FinchPurple FinchMourning DoveAmerican RobinDark-eyed JuncoSong SparrowChipping SparrowNorthern FlickerPileated WoodpeckerRed-breasted NuthatchBrown CreeperRed-winged BlackbirdEvening GrosbeakPine SiskinCommon RedpollGray CatbirdCedar WaxwingTree SwallowBarn SwallowYellow-rumped WarblerEastern KingbirdAmerican Tree SparrowHouse SparrowEuropean StarlingSteller's JayBlack-billed MagpieCanada JayMountain ChickadeeChestnut-backed ChickadeeBushtitPygmy NuthatchAnna's HummingbirdBlack-chinned HummingbirdRufous HummingbirdLesser GoldfinchCassin's FinchSpotted TowheeCalifornia QuailWestern BluebirdMountain BluebirdSay's PhoebeBewick's WrenWhite-crowned SparrowGolden-crowned SparrowFox SparrowVaried ThrushViolet-green SwallowBlack-headed GrosbeakLazuli BuntingBullock's OrioleEurasian Collared-DoveAmerican CrowCommon RavenCooper's HawkSharp-shinned HawkRed-tailed HawkAmerican KestrelWood DuckWild TurkeyMallardGreat Blue HeronBelted KingfisherBrown-headed CowbirdRuby-crowned KingletGolden-crowned KingletHermit ThrushWinter WrenPine GrosbeakRed CrossbillGray CatbirdWestern TanagerLark SparrowGreen-tailed TowheeClark's NutcrackerWestern Screech-OwlHooded MerganserBand-tailed PigeonYellow WarblerCommon YellowthroatYellow-breasted ChatOrange-crowned WarblerWarbling VireoWestern KingbirdAsh-throated FlycatcherCliff SwallowNorthern Rough-winged SwallowBank SwallowCommon NighthawkCanada GooseAmerican CootKilldeerSpotted SandpiperGreen HeronGreat EgretBlack-crowned Night HeronTurkey VultureOspreyBald EagleMerlinPeregrine FalconNorthern Saw-whet OwlBarn OwlLewis's WoodpeckerBlack-backed WoodpeckerWhite-headed WoodpeckerSavannah SparrowVesper SparrowSnow BuntingLapland LongspurHorned LarkCommon RedpollBohemian WaxwingBobolinkYellow-headed BlackbirdBrewer's BlackbirdRock Pigeon

Sources

  1. Great Horned Owl — All About Birds, Cornell Lab of Ornithology
  2. Great Horned Owl life history — Cornell Lab of Ornithology
  3. Great Horned Owl — Audubon Guide to North American Birds
  4. eBird region overview and bar charts — Washington
  5. USDA Plant Hardiness Zone Map (2023)
  6. Audubon Native Plants Database

Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.