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Invasive
great mullein
Verbascum thapsus
9,262 observations
showy milkweed
Asclepias speciosa
7,934 observations
blue columbine
Aquilegia coerulea
7,186 observations
creeping mahonia
Berberis repens
6,923 observations
Rocky Mountains Ponderosa Pine
Pinus scopulorum
6,758 observations
Rubber Rabbitbrush
Ericameria nauseosa
6,662 observations
fireweed
Chamaenerion angustifolium
6,655 observations
quaking aspen
Populus tremuloides
6,639 observations
Lanceleaf Stonecrop
Sedum lanceolatum
6,096 observations
sulfur buckwheat
Eriogonum umbellatum
5,846 observations
Great Plains yucca
Yucca glauca
5,812 observations
prairie pasqueflower
Pulsatilla nuttalliana
5,655 observations
common yarrow
Achillea millefolium
5,566 observations
Plains Pricklypear
Opuntia polyacantha
5,418 observations
Invasive
field bindweed
Convolvulus arvensis
5,260 observations
Gunnison's Mariposa Lily
Calochortus gunnisonii
5,250 observations
common starlily
Leucocrinum montanum
5,202 observations
Scarlet Globemallow
Sphaeralcea coccinea
4,957 observations
Whipple's penstemon
Penstemon whippleanus
4,956 observations
chokecherry
Prunus virginiana
4,800 observations
Scarlet Gilia
Ipomopsis aggregata
4,707 observations
Mountain Ball Cactus
Pediocactus simpsonii
4,463 observations
western harebell
Campanula petiolata
4,460 observations
Invasive
Redstem Stork's-bill
Erodium cicutarium
4,388 observations
Front Range Beardtongue
Penstemon virens
4,267 observations
Invasive
musk thistle
Carduus nutans
4,205 observations
Alderleaf Mountain Mahogany
Cercocarpus montanus
4,113 observations
monument plant
Frasera speciosa
3,988 observations
bearberry
Arctostaphylos uva-ursi
3,640 observations
shrubby cinquefoil
Dasiphora fruticosa
3,566 observations
Lambert's Locoweed
Oxytropis lambertii
3,503 observations
Western Wallflower
Erysimum capitatum
3,491 observations
wax currant
Ribes cereum
3,470 observations
Invasive
Balkan toadflax
Linaria dalmatica
3,460 observations
Western Spiderwort
Tradescantia occidentalis
3,446 observations
common juniper
Juniperus communis
3,426 observations
fringed sagebrush
Artemisia frigida
3,370 observations
Invasive
Yellow Sweetclover
Melilotus officinalis
3,358 observations
Elephant's-Head lousewort
Pedicularis groenlandica
3,356 observations
dotted gayfeather
Liatris punctata
3,343 observations
Rocky Mountain Beeplant
Cleomella serrulata
3,330 observations
common cowparsnip
Heracleum maximum
3,265 observations
creeping thistle
Cirsium arvense
3,210 observations
Douglas-fir
Pseudotsuga menziesii
3,169 observations
thistle poppy
Argemone polyanthemos
3,164 observations
twinberry honeysuckle
Lonicera involucrata
3,081 observations
Invasive
Smooth Brome
Bromus inermis
3,079 observations
golden currant
Ribes aureum
3,078 observations
Green-flower Hedgehog Cactus
Echinocereus viridiflorus
3,058 observations
pinewoods geranium
Geranium caespitosum
2,925 observations
Frequently Asked Questions
- The 10 most common plants in Colorado are:
- great mullein (Verbascum thapsus)
- showy milkweed (Asclepias speciosa)
- blue columbine (Aquilegia coerulea)
- creeping mahonia (Berberis repens)
- Rocky Mountains Ponderosa Pine (Pinus scopulorum)
- Rubber Rabbitbrush (Ericameria nauseosa)
- fireweed (Chamaenerion angustifolium)
- quaking aspen (Populus tremuloides)
- Lanceleaf Stonecrop (Sedum lanceolatum)
- sulfur buckwheat (Eriogonum umbellatum)
- The most observed plant in Colorado is great mullein (Verbascum thapsus), with 9,262 recorded observations.
- Some of the most commonly observed invasive plants in Colorado include:
- great mullein (Verbascum thapsus)
- field bindweed (Convolvulus arvensis)
- Redstem Stork's-bill (Erodium cicutarium)
- musk thistle (Carduus nutans)
- Balkan toadflax (Linaria dalmatica)
- Some of the most commonly observed native plants in Colorado include:
- creeping mahonia (Berberis repens)
- quaking aspen (Populus tremuloides)
- Lanceleaf Stonecrop (Sedum lanceolatum)
- Whipple's penstemon (Penstemon whippleanus)
- bearberry (Arctostaphylos uva-ursi)