Nest boxes · Saskatchewan

Birdhouses for Saskatchewan

18 cavity-nesting birds breed in Saskatchewan. The first starts nesting in February, so the box season opens in January.

Local conditions

Growing zones
Canada 1a–3b
Winter
Very cold, dry winters.
Summer
Warm, sunny summers.
Box nesters
18 (7 year-round residents)
Hole sizes needed
14 distinct

Continental — prairie in the south, boreal forest in the north.

Box calendar for Saskatchewan

BirdStatusHoleHeightUp byNestingClean out
Barred OwlYear-round resident7–8 in12–20 ftJanuaryFebruary–MayJune
Hooded MerganserSummer breeder4 × 3 in oval6–20 ftFebruaryMarch–MayJune
American KestrelSummer breeder3 in10–30 ftMarchApril–JuneJuly
Wood DuckSummer breeder4 × 3 in oval6–20 ftMarchApril–JuneJuly
Northern Saw-whet OwlYear-round resident2 1/2 in10–20 ftMarchApril–JuneJuly
Eastern Bluebird
Southeastern corner only.
Summer breeder1 1/2 in round (1 9/16 in for Mountain/Western overlap)4–6 ft on a baffled poleAprilMay–AugustSeptember
Black-capped ChickadeeYear-round resident1 1/8 in round5–15 ftAprilMay–JulyAugust
Downy WoodpeckerYear-round resident1 1/4 in round5–20 ft, box packed with wood shavingsAprilMay–JuneJuly
Hairy WoodpeckerYear-round resident1 1/2 in round8–20 ft, box packed with wood shavingsAprilMay–JuneJuly
White-breasted NuthatchYear-round resident1 1/4 in round5–20 ftAprilMay–JuneJuly
Northern FlickerSummer breeder2 1/2 in6–20 ftAprilMay–JuneJuly
Purple MartinSummer breeder1 3/4–2 1/8 in round, or starling-resistant crescent (3 × 1 3/16 in)10–20 ft on a telescoping pole, 40+ ft from treesMayJune–JulyAugust
House WrenSummer breeder1 to 1 1/8 in round5–10 ft near shrubsMayJune–AugustSeptember
Red-breasted NuthatchYear-round resident1 1/4 in5–15 ftMayJune–JuneJuly
Tree SwallowSummer breeder1 1/2 in5–10 ftMayJune–JuneJuly
Great Crested FlycatcherSummer breeder1 3/4 in8–20 ftMayJune–JulyAugust
Mountain BluebirdSummer breeder1 9/16 in5–10 ftMayJune–JulyAugust
Lewis's WoodpeckerSummer breeder2 1/2 in12–20 ftMayJune–JulyAugust

Nesting windows are shifted from each species' mid-latitude season by Saskatchewan's latitude; year-round residents may also roost in boxes over winter, so clean them out in autumn and leave them up.

Bird guides for Saskatchewan

Frequently asked

When should I put up a birdhouse in Saskatchewan?

By January for the earliest local nester, the Barred Owl, which starts nesting around February.

Which birds use nest boxes in Saskatchewan?

Barred Owl, Hooded Merganser, American Kestrel, Wood Duck, Northern Saw-whet Owl, Eastern Bluebird, Black-capped Chickadee, Downy Woodpecker, Hairy Woodpecker, White-breasted Nuthatch, Northern Flicker, Purple Martin, House Wren, Red-breasted Nuthatch, Tree Swallow, Great Crested Flycatcher, Mountain Bluebird, Lewis's Woodpecker.

What hole size should a Saskatchewan birdhouse have?

It depends on the bird: the 18 local box nesters use 14 different hole sizes. See the table for each species.

Sources

  1. NestWatch nest box plans and species requirements — Cornell Lab
  2. eBird region overview and bar charts — Saskatchewan
  3. Plant Hardiness Zones of Canada — Natural Resources Canada
  4. 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.