Iowa · Shrub

Highbush cranberry for birds in Iowa

Red fruit persists until late winter when other food is gone. Native to Iowa, where it feeds or shelters 26 backyard bird species.

Scientific name
Viburnum trilobum
Native status
Native in Iowa
Hardiness zones
USDA 4b–6a
What birds get from it
fruit and berries
Iowa birds supported
26
Nesting birds among them
22

Growing conditions in Iowa

Humid continental prairie state, with loess hills in the west and the Driftless Area in the northeast.

Hot, humid summers with thunderstorms.

Iowa birds that use Highbush cranberry

Nesting season it supports in Iowa

Plants that feed adults and host caterpillars matter most while nestlings are in the nest. Local nesting windows for birds that use Highbush cranberry:

  • Northern Cardinal — April–August
  • Eastern Bluebird — April–August
  • House Finch — April–August
  • American Robin — April–July
  • Northern Flicker — April–June
  • Pileated Woodpecker — April–June
  • Baltimore Oriole — May–July
  • Orchard Oriole — May–June
  • Rose-breasted Grosbeak — May–July
  • Eastern Towhee — May–July

Native plants to pair with Highbush cranberry in Iowa

Juniperus virginiana · Tree

Dense evergreen roost cover and bluish 'berries' eaten through winter.

Amelanchier arborea · Tree

Early-summer berries arrive exactly when nestlings are being fed.

Ilex verticillata · Shrub

Deciduous holly holding red fruit into mid-winter.

Rhus typhina · Shrub

Fruit clusters persist all winter as emergency food.

Rhus glabra · Shrub

Red fruit heads hang on through winter.

Prunus serotina · Tree

Summer fruit and one of the top caterpillar host trees.

Frequently asked

Is Highbush cranberry native to Iowa?

Yes. Highbush cranberry (Viburnum trilobum) is recorded as native in Iowa. Iowa spans USDA 4b–6a.

What birds does Highbush cranberry attract in Iowa?

In Iowa, Highbush cranberry supports 26 backyard birds, including Northern Cardinal, Eastern Bluebird, House Finch, Purple Finch, American Robin, White-throated Sparrow.

Does Highbush cranberry help nesting birds in Iowa?

22 of those birds nest in Iowa: Northern Cardinal (April–August), Eastern Bluebird (April–August), House Finch (April–August), American Robin (April–July).

Which winter birds use Highbush cranberry in Iowa?

Winter visitors Purple Finch, White-throated Sparrow, Pine Grosbeak, Bohemian Waxwing use it in Iowa during the cold months.

Sources

  1. USDA PLANTS Database (native distribution)
  2. VASCAN (Canadian native distribution)
  3. eBird region overview and bar charts — Iowa
  4. USDA Plant Hardiness Zone Map (2023)
  5. 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.