Rocky Mountain juniper for birds in Idaho
Berry-like cones feed bluebirds, solitaires and waxwings in winter. Native to Idaho, where it feeds or shelters 49 backyard bird species.
- Scientific name
- Juniperus scopulorum
- Native status
- Native in Idaho
- Hardiness zones
- USDA 3b–7b
- What birds get from it
- fruit and berries, conifer seed and cover
- Idaho birds supported
- 49
- Nesting birds among them
- 45
Growing conditions in Idaho
Semi-arid sagebrush plains along the Snake River and forested mountains to the north and center.
Hot, dry summers in the Snake River Plain and cool mountain summers.
Idaho birds that use Rocky Mountain juniper
Year-round residents (28)
Black-capped Chickadee, House Finch, American Robin, Northern Flicker, Pileated Woodpecker, Red-breasted Nuthatch, Evening Grosbeak, Pine Siskin, Cedar Waxwing, European Starling, Steller's Jay, Woodhouse's Scrub-Jay, Canada Jay, Mountain Chickadee, Chestnut-backed Chickadee, Juniper Titmouse, Pygmy Nuthatch, Cassin's Finch, Spotted Towhee, Golden-crowned Kinglet, Red Crossbill, Pinyon Jay, Clark's Nutcracker, Band-tailed Pigeon, Northern Saw-whet Owl, Black-backed Woodpecker, American Three-toed Woodpecker, White-headed Woodpecker
Summer breeders (17)
Gray Catbird, Yellow-rumped Warbler, Eastern Kingbird, Western Bluebird, Mountain Bluebird, Fox Sparrow, Varied Thrush, Black-headed Grosbeak, Bullock's Oriole, Ruby-crowned Kinglet, Hermit Thrush, Pine Grosbeak, Gray Catbird, Western Tanager, Yellow-breasted Chat, Red-eyed Vireo, Ash-throated Flycatcher
Winter visitors (4)
Common Redpoll, Common Redpoll, White-winged Crossbill, Bohemian Waxwing
Cold winters with inversions in the valleys; mountain finches and Bohemian Waxwings move into towns.
Nesting season it supports in Idaho
Plants that feed adults and host caterpillars matter most while nestlings are in the nest. Local nesting windows for birds that use Rocky Mountain juniper:
- Black-capped Chickadee — April–July
- House Finch — April–August
- American Robin — April–July
- Northern Flicker — April–June
- Pileated Woodpecker — April–June
- Red-breasted Nuthatch — May–June
- Evening Grosbeak — June–July
- Pine Siskin — April–June
- Gray Catbird — May–July
- Cedar Waxwing — June–August
Native plants to pair with Rocky Mountain juniper in Idaho
Frequently asked
Is Rocky Mountain juniper native to Idaho?
Yes. Rocky Mountain juniper (Juniperus scopulorum) is recorded as native in Idaho. Idaho spans USDA 3b–7b.
What birds does Rocky Mountain juniper attract in Idaho?
In Idaho, Rocky Mountain juniper supports 49 backyard birds, including Black-capped Chickadee, House Finch, American Robin, Northern Flicker, Pileated Woodpecker, Red-breasted Nuthatch.
Does Rocky Mountain juniper help nesting birds in Idaho?
45 of those birds nest in Idaho: Black-capped Chickadee (April–July), House Finch (April–August), American Robin (April–July), Northern Flicker (April–June).
Which winter birds use Rocky Mountain juniper in Idaho?
Winter visitors Common Redpoll, Common Redpoll, White-winged Crossbill, Bohemian Waxwing use it in Idaho during the cold months.
Sources
- USDA PLANTS Database (native distribution)
- VASCAN (Canadian native distribution)
- eBird region overview and bar charts — Idaho
- USDA Plant Hardiness Zone Map (2023)
- 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.