Wildflowers Blooming in Colorado in July (52 Species)

52 wildflowers were recorded blooming in Colorado in July in our iNaturalist sample; 29 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.

Mar Apr May Jun Jul Aug Sep Oct

Top wildflowers in July

Blue Columbine2,379 obs.

Gunnison's Mariposa Lily2,095 obs.

Fireweed1,137 obs.

Rocky Mountain Beeplant426 obs.

Richardson's geranium371 obs.

Edible Valerian361 obs.

Scarlet Gilia335 obs.

Elephant's-Head lousewort313 obs.

Sulfur Buckwheat303 obs.

Monument Plant297 obs.

American bistort288 obs.

Showy Milkweed255 obs.

All wildflowers blooming in Colorado in July

#	Species	Scientific name	Family	Obs.	Peak in state
1	Blue Columbine	Aquilegia coerulea	buttercup family	2,379	Jul (peak)
2	Gunnison's Mariposa Lily	Calochortus gunnisonii	lily family	2,095	Jul (peak)
3	Fireweed	Chamaenerion angustifolium	evening primrose family	1,137	Jul (peak)
4	Rocky Mountain Beeplant	Cleomella serrulata	Spider Flower Family	426	Aug (rising)
5	Richardson's geranium	Geranium richardsonii	Geranium family	371	Jul (peak)
6	Edible Valerian	Valeriana edulis	honeysuckle family	361	Jul (peak)
7	Scarlet Gilia	Ipomopsis aggregata	phlox family	335	Jul (peak)
8	Elephant's-Head lousewort	Pedicularis groenlandica	broomrape family	313	Jul (peak)
9	Sulfur Buckwheat	Eriogonum umbellatum	knotweed family	303	Jun (past peak)
10	Monument Plant	Frasera speciosa	gentian family	297	Jul (peak)
11	American bistort	Bistorta bistortoides	knotweed family	288	Jul (peak)
12	Showy Milkweed	Asclepias speciosa	Dogbane Family	255	Jun (past peak)
13	Western Harebell	Campanula petiolata	bellflower family	231	Jul (peak)
14	Northern Bedstraw	Galium boreale	madder family	227	Jul (peak)
15	Common Yarrow	Achillea millefolium	Sunflowers, Daisies, Asters, and Allies	208	Jul (peak)
16	Lewis flax	Linum lewisii	Flax Family	201	Jul (peak)
17	Shrubby Cinquefoil	Dasiphora fruticosa	rose family	173	Jul (peak)
18	Field Bindweed	Convolvulus arvensis	bindweed family	168	Jun (past peak)
19	Pearly Everlasting	Anaphalis margaritacea	Sunflowers, Daisies, Asters, and Allies	138	Aug (rising)
20	Glacier Lily	Erythronium grandiflorum	lily family	130	Jun (past peak)
21	Virginia strawberry	Fragaria virginiana	rose family	117	Jun (past peak)
22	Western Wallflower	Erysimum capitatum	mustard family	113	Jun (past peak)
23	Upright Prairie Coneflower	Ratibida columnifera	Sunflowers, Daisies, Asters, and Allies	94	Jul (peak)
24	Purple Groundcherry	Quincula lobata	nightshade family	85	May (past peak)
25	Pipsissewa	Chimaphila umbellata	heath family	84	Jul (peak)
26	Upland Larkspur	Delphinium nuttallianum	buttercup family	80	Jun (past peak)
27	Wild Bergamot	Monarda fistulosa	Mint Family	79	Jul (peak)
28	Twinberry Honeysuckle	Lonicera involucrata	honeysuckle family	77	Jun (past peak)
29	Musk Thistle	Carduus nutans	Sunflowers, Daisies, Asters, and Allies	69	Jul (peak)
30	Dwarf Fireweed	Chamaenerion latifolium	evening primrose family	64	Jul (peak)
31	Common Cowparsnip	Heracleum maximum	carrot family	62	Jul (peak)
32	Great Mullein	Verbascum thapsus	figwort family	62	Jul (peak)
33	Fringed Grass of Parnassus	Parnassia fimbriata	staff-vine family	61	Aug (rising)
34	Spineless Horsebrush	Tetradymia canescens	Sunflowers, Daisies, Asters, and Allies	59	Jul (peak)
35	Prairie Smoke	Geum triflorum	rose family	48	Jun (past peak)
36	Wood Lily	Lilium philadelphicum	lily family	48	Jul (peak)
37	Creeping Thistle	Cirsium arvense	Sunflowers, Daisies, Asters, and Allies	44	Jul (peak)
38	Nodding Onion	Allium cernuum	amaryllis, onions, and allies	43	Jul (peak)
39	Yellow Sweetclover	Melilotus officinalis	Legumes	40	Jun (past peak)
40	Cutleaf Coneflower	Rudbeckia laciniata	Sunflowers, Daisies, Asters, and Allies	39	Aug (rising)
41	Red Clover	Trifolium pratense	Legumes	38	Jul (peak)
42	Purple Prairie Clover	Dalea purpurea	Legumes	38	Jul (peak)
43	black-eyed Susan	Rudbeckia hirta	Sunflowers, Daisies, Asters, and Allies	37	Jul (peak)
44	Puncture Vine	Tribulus terrestris	caltrops	37	Aug (rising)
45	Alfalfa	Medicago sativa	Legumes	35	Jun (past peak)
46	Red-Berried Elder	Sambucus racemosa	elder family	34	Jun (past peak)
47	Spotted Coralroot	Corallorhiza maculata	Orchids	32	Jun (past peak)
48	Common Toadflax	Linaria vulgaris	Plantain Family	32	Aug (rising)
49	Smooth Sumac	Rhus glabra	Cashew Family	32	Jul (peak)
50	Scarlet Globemallow	Sphaeralcea coccinea	Mallow and Hibiscus Family	32	Jun (past peak)