Blue wildflowers of the Black Hills

Blue flowers of the Black Hills of South Dakota and Wyoming, A to Z by common name. Open any plant for bloom time, ID details, roots and seeds.

In bloom

American Speedwell

Veronica americana

May–Oct · Native

Anise Hyssop

Agastache foeniculum

Jun–Sep · Native

Photo: Courtney Celley/USFWS, Public Domain

Bachelor's Button

Centaurea cyanus

Jun–Sep · Introduced

Blue Lettuce

Lactuca tatarica

Jun–Sep · Native

Blue-eyed Grass

Sisyrinchium montanum

May–Jul · Native

Chicory

Cichorium intybus

Jun–Oct · Introduced

Corn Speedwell

Veronica arvensis

May–Sep · Introduced

Forget-me-not

Myosotis scorpioides

May–Sep · Introduced

Harebell

Campanula rotundifolia

Jun–Sep · Native

Hookedspur Violet

Viola adunca

Apr–Jul · Native

Photo: Brian Dickerson, CC0 1.0

Lanceleaf Bluebells

Mertensia lanceolata

Apr–May · Native

Low Larkspur

Delphinium bicolor

Apr–Jul · Native

Narrowleaf Beardtongue

Penstemon angustifolius

May–Jun · Native

Prairie Spiderwort

Tradescantia occidentalis

May–Aug · Native

Prairie Turnip

Pediomelum esculentum

May–Jul · Native

Rocky Mountain Iris

Iris missouriensis

May–Jul · Native

Photo: Forest Service - Northern Region (USDA Forest Service Photo/ Samsara Chapman Duffey), Public Domain

Silverleaf Scurfpea

Pediomelum argophyllum

Jun–Sep · Native

Photo: William Michael O'Boyle, CC BY 4.0

Silvery Lupine

Lupinus argenteus

Jun–Sep · Native

Photo: Bob Miller, CC BY 4.0

Small-flowered Columbine

Aquilegia brevistyla

May–Jul · Native

Photo: Todd Boland, CC BY 4.0

Smooth Beardtongue

Penstemon glaber

May–Aug · Native

Photo: Jo Roberts, CC BY 4.0

Smooth Blue Aster

Symphyotrichum laeve

Jul–Oct · Native

Photo: Jason Leduc, CC0 1.0

Western Monkshood

Aconitum columbianum

Native

Wild Blue Flax

Linum lewisii

May–Aug · Native

Wyoming Kittentails

Veronica wyomingensis

Apr–Jun · Native

Photo: John Gaskin, CC0 1.0