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great mullein
Verbascum thapsus
2,527 observations
Big Sagebrush
Artemisia tridentata
2,327 observations
showy milkweed
Asclepias speciosa
2,168 observations
arrowleaf balsamroot
Balsamorhiza sagittata
1,953 observations
common yarrow
Achillea millefolium
1,763 observations
Douglas-fir
Pseudotsuga menziesii
1,738 observations
golden currant
Ribes aureum
1,690 observations
creeping mahonia
Berberis repens
1,611 observations
Antelope Bitterbrush
Purshia tridentata
1,591 observations
Western Ponderosa Pine
Pinus ponderosa
1,545 observations
Redstem Stork's-bill
Erodium cicutarium
1,521 observations
quaking aspen
Populus tremuloides
1,489 observations
fireweed
Chamaenerion angustifolium
1,455 observations
white mariposa lily
Calochortus eurycarpus
1,451 observations
Plains Pricklypear
Opuntia polyacantha
1,307 observations
Glacier Lily
Erythronium grandiflorum
1,291 observations
sticky geranium
Geranium viscosissimum
1,239 observations
bittersweet nightshade
Solanum dulcamara
1,199 observations
Scarlet Gilia
Ipomopsis aggregata
1,181 observations
Invasive
Yellow Salsify
Tragopogon dubius
1,097 observations
lodgepole pine
Pinus contorta
1,078 observations
yellow fritillary
Fritillaria pudica
1,015 observations
giant red paintbrush
Castilleja miniata
1,000 observations
thimbleberry
Rubus parviflorus
995 observations
Pacific trillium
Trillium ovatum
990 observations
red osier dogwood
Cornus sericea
955 observations
chokecherry
Prunus virginiana
943 observations
Rubber Rabbitbrush
Ericameria nauseosa
909 observations
star-flowered lily-of-the-valley
Maianthemum stellatum
905 observations
hound's-tongue
Cynoglossum officinale
892 observations
common dandelion
Taraxacum officinale
881 observations
woodland pinedrops
Pterospora andromedea
854 observations
Longleaf Phlox
Phlox longifolia
842 observations
small-flowered blue-eyed mary
Collinsia parviflora
820 observations
ballhead waterleaf
Hydrophyllum capitatum
819 observations
Curlycup Gumweed
Grindelia squarrosa
815 observations
sagebrush buttercup
Ranunculus glaberrimus
798 observations
box elder
Acer negundo
769 observations
western redcedar
Thuja plicata
766 observations
woollypod milkvetch
Astragalus purshii
766 observations
Invasive
crossflower
Chorispora tenella
733 observations
Russian olive
Elaeagnus angustifolia
723 observations
Solomon's plume
Maianthemum racemosum
722 observations
tansy
Tanacetum vulgare
720 observations
western stoneseed
Lithospermum ruderale
719 observations
large-flowered triteleia
Triteleia grandiflora
701 observations
Lanceleaf Springbeauty
Claytonia lanceolata
693 observations
Cheatgrass
Bromus tectorum
678 observations
Fairy-slipper
Calypso bulbosa
665 observations
Snowbrush Ceanothus
Ceanothus velutinus
655 observations
Frequently Asked Questions
- The 10 most common plants in Idaho are:
- great mullein (Verbascum thapsus)
- Big Sagebrush (Artemisia tridentata)
- showy milkweed (Asclepias speciosa)
- arrowleaf balsamroot (Balsamorhiza sagittata)
- common yarrow (Achillea millefolium)
- Douglas-fir (Pseudotsuga menziesii)
- golden currant (Ribes aureum)
- creeping mahonia (Berberis repens)
- Antelope Bitterbrush (Purshia tridentata)
- Western Ponderosa Pine (Pinus ponderosa)
- The most observed plant in Idaho is great mullein (Verbascum thapsus), with 2,527 recorded observations.
- Some of the most commonly observed invasive plants in Idaho include:
- Yellow Salsify (Tragopogon dubius)
- crossflower (Chorispora tenella)