Denver-Boulder Metro Area: Pink, Purple, Blue, Red, and Orange Flowers

This guide contains pink, purple, blue, red, and orange flowers that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

alpine clover ¹
Trifolium dasyphyllum

Strawberry clover ²
Trifolium fragiferum

Alsike clover ³
Trifolium hybridum

Dwarf Clover ⁴
Trifolium nanum

Parry Clover ⁵
Trifolium parryi

red clover ⁶
Trifolium pratense

Alfalfa ⁷
Medicago sativa

purple crownvetch ⁸
Securigera varia

silvery lupine ⁷
Lupinus argenteus

Lodgepole Lupine ⁹
Lupinus parviflorus

Nebraska lupine ¹⁰
Lupinus plattensis

Rusty lupine ⁷
Lupinus pusillus

Broad-leaved Sweet Pea ¹¹
Lathyrus latifolius

Manystem Pea ¹²
Lathyrus polymorphus

American vetch ¹³
Vicia americana

hairy vetch ¹⁴
Vicia villosa

field milkvetch ¹⁵
Astragalus agrestis

Alpine Milkvetch ¹⁶
Astragalus alpinus

Two-grooved Milkvetch ¹⁷
Astragalus bisulcatus

Flexible Milkvetch ¹⁸
Astragalus flexuosus

Laxmann's Milkvetch ⁷
Astragalus laxmannii

woolly locoweed ¹⁹
Astragalus mollissimus

Early Purple Milkvetch ²⁰
Astragalus shortianus

Ground-plum ²¹
Astragalus crassicarpus

Pendant-pod Point-vetch ²²
Oxytropis deflexa

stemless point-vetch ²³
Oxytropis lambertii

Showy crazyweed ²⁴
Oxytropis splendens

Purple Prairie Clover ²⁵
Dalea purpurea

Sainfoin ²⁶
Onobrychis viciifolia

slimflower scurfpea ²⁷
Pediomelum tenuiflorum

prairie smoke ⁷
Geum triflorum

woodland pinedrops ²⁸
Pterospora andromedea

bog wintergreen ²⁹
Pyrola asarifolia

umbellate wintergreen ³⁰
Chimaphila umbellata

dark-throated shooting star ³¹
Primula pauciflora

Alpine Primrose ³²
Primula angustifolia

Parry's primrose ³³
Primula parryi

leafy Jacob's ladder ³⁴
Polemonium foliosissimum

sky pilot ³⁵
Polemonium viscosum

skunkweed Jacob's-ladder ³⁶
Polemonium pulcherrimum delicatum

scarlet gilia ³⁷
Ipomopsis aggregata

flaxflowered ipomopsis ³⁸
Ipomopsis longiflora

narrow-leaf mountain trumpet ⁷
Collomia linearis

slender phlox ³⁹
Microsteris gracilis

Sticky Gilia ⁴⁰
Aliciella pinnatifida

swamp milkweed ⁴¹
Asclepias incarnata

showy milkweed ⁴²
Asclepias speciosa

spreading dogbane ⁴³
Apocynum androsaemifolium

greater periwinkle ⁴⁴
Vinca major

Lesser Periwinkle ⁴⁵
Vinca minor

pleated gentian ⁴⁶
Gentiana affinis

Parry's gentian ⁴⁷
Gentiana parryi

Felwort ⁴⁸
Swertia perennis

autumn gentian ⁴⁹
Gentianella amarella

perennial fringed gentian ⁵⁰
Gentianopsis barbellata

spotted lady's thumb ⁵¹
Persicaria maculosa

pinkweed ⁵²
Persicaria pensylvanica

Sheep's sorrel ⁵³
Rumex acetosella

winged dock ⁵⁴
Rumex venosus

common soapwort ⁵⁵
Saponaria officinalis

deptford pink ⁵⁶
Dianthus armeria

Moss Campion ⁵⁷
Silene acaulis

simple campion ³⁷
Silene scouleri

Hairy Four-o'clock ⁵⁸
Mirabilis hirsuta

narrowleaf four o'clock ⁵⁹
Mirabilis linearis

Wild Four O'Clock ⁶⁰
Mirabilis nyctaginea

Beetberry ⁶¹
Blitum capitatum

tumbleweed ⁶²
Salsola tragus

prairie fameflower ⁶³
Phemeranthus parviflorus

dwarf lewisia ⁶⁴
Lewisia pygmaea

fell-fields claytonia ⁶⁵
Claytonia megarhiza

western springbeauty ⁶⁶
Claytonia rosea

creeping thistle ⁶⁷
Cirsium arvense

Fringed Thistle ¹⁸
Cirsium centaureae

Eaton's Thistle ⁶⁸
Cirsium eatonii

yellowspine thistle ⁶⁹
Cirsium ochrocentrum

Elk Thistle ⁷
Cirsium scariosum

wavyleaf thistle ⁷⁰
Cirsium undulatum

spear thistle ⁷¹
Cirsium vulgare

Musk Thistle ⁷²
Carduus nutans

lesser burdock ⁷³
Arctium minus

cotton thistle ⁷⁴
Onopordum acanthium

Russian knapweed ⁷⁵
Leuzea repens

Cornflower ⁷⁶
Centaurea cyanus

diffuse knapweed ⁷⁷
Centaurea diffusa

Spotted Knapweed ⁷
Centaurea stoebe

chicory ³
Cichorium intybus

Blue Lettuce ⁷⁸
Lactuca tatarica pulchella

rush skeletonplant ⁷⁹
Lygodesmia juncea

orange agoseris ⁸⁰
Agoseris aurantiaca

Salsify ⁸¹
Tragopogon porrifolius

Western Ironweed ⁸²
Vernonia baldwinii

spotted Joe-Pye weed ⁸³
Eutrochium maculatum

Rocky Mountain blazing star ⁸⁴
Liatris ligulistylis

dotted gayfeather ⁷
Liatris punctata

Small-leaf Pussytoes ⁷
Antennaria microphylla

pink everlasting ⁸⁵
Antennaria rosea

western aster ⁷
Symphyotrichum ascendens

Fendler's aster ⁸⁶
Symphyotrichum fendleri

alpine leafybract aster ⁸⁷
Symphyotrichum foliaceum

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

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Denver-Boulder Metro Area: Pink, Purple, Blue, Red, and Orange Flowers

alpine clover 1 Trifolium dasyphyllum

Strawberry clover 2 Trifolium fragiferum

Alsike clover 3 Trifolium hybridum

Dwarf Clover 4 Trifolium nanum

Parry Clover 5 Trifolium parryi

red clover 6 Trifolium pratense

Alfalfa 7 Medicago sativa

purple crownvetch 8 Securigera varia

silvery lupine 7 Lupinus argenteus

Lodgepole Lupine 9 Lupinus parviflorus

Nebraska lupine 10 Lupinus plattensis

Rusty lupine 7 Lupinus pusillus

Broad-leaved Sweet Pea 11 Lathyrus latifolius

Manystem Pea 12 Lathyrus polymorphus

American vetch 13 Vicia americana

hairy vetch 14 Vicia villosa

field milkvetch 15 Astragalus agrestis

Alpine Milkvetch 16 Astragalus alpinus

Two-grooved Milkvetch 17 Astragalus bisulcatus

Flexible Milkvetch 18 Astragalus flexuosus

Laxmann's Milkvetch 7 Astragalus laxmannii

woolly locoweed 19 Astragalus mollissimus

Early Purple Milkvetch 20 Astragalus shortianus

Ground-plum 21 Astragalus crassicarpus

Pendant-pod Point-vetch 22 Oxytropis deflexa

stemless point-vetch 23 Oxytropis lambertii

Showy crazyweed 24 Oxytropis splendens

Purple Prairie Clover 25 Dalea purpurea

Sainfoin 26 Onobrychis viciifolia

slimflower scurfpea 27 Pediomelum tenuiflorum

prairie smoke 7 Geum triflorum

woodland pinedrops 28 Pterospora andromedea

bog wintergreen 29 Pyrola asarifolia

umbellate wintergreen 30 Chimaphila umbellata

dark-throated shooting star 31 Primula pauciflora

Alpine Primrose 32 Primula angustifolia

Parry's primrose 33 Primula parryi

leafy Jacob's ladder 34 Polemonium foliosissimum

sky pilot 35 Polemonium viscosum

skunkweed Jacob's-ladder 36 Polemonium pulcherrimum delicatum

scarlet gilia 37 Ipomopsis aggregata

flaxflowered ipomopsis 38 Ipomopsis longiflora

narrow-leaf mountain trumpet 7 Collomia linearis

slender phlox 39 Microsteris gracilis

Sticky Gilia 40 Aliciella pinnatifida

swamp milkweed 41 Asclepias incarnata

showy milkweed 42 Asclepias speciosa

spreading dogbane 43 Apocynum androsaemifolium

greater periwinkle 44 Vinca major

Lesser Periwinkle 45 Vinca minor

pleated gentian 46 Gentiana affinis

Parry's gentian 47 Gentiana parryi

Felwort 48 Swertia perennis

autumn gentian 49 Gentianella amarella

perennial fringed gentian 50 Gentianopsis barbellata

spotted lady's thumb 51 Persicaria maculosa

pinkweed 52 Persicaria pensylvanica

Sheep's sorrel 53 Rumex acetosella

winged dock 54 Rumex venosus

common soapwort 55 Saponaria officinalis

deptford pink 56 Dianthus armeria

Moss Campion 57 Silene acaulis

simple campion 37 Silene scouleri

Hairy Four-o'clock 58 Mirabilis hirsuta

narrowleaf four o'clock 59 Mirabilis linearis

Wild Four O'Clock 60 Mirabilis nyctaginea

Beetberry 61 Blitum capitatum

tumbleweed 62 Salsola tragus

prairie fameflower 63 Phemeranthus parviflorus

dwarf lewisia 64 Lewisia pygmaea

fell-fields claytonia 65 Claytonia megarhiza

western springbeauty 66 Claytonia rosea

creeping thistle 67 Cirsium arvense

Fringed Thistle 18 Cirsium centaureae

Eaton's Thistle 68 Cirsium eatonii

yellowspine thistle 69 Cirsium ochrocentrum

Elk Thistle 7 Cirsium scariosum

wavyleaf thistle 70 Cirsium undulatum

spear thistle 71 Cirsium vulgare