40 wildflowers were recorded blooming in New Mexico in October in our iNaturalist sample; 7 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in October

Rubber Rabbitbrush

Rock Hibiscus
Purple Groundcherry
Cowpen Daisy

Desert Tobacco

Sacred Datura

Rocky Mountain Beeplant

Scarlet Gilia

Common Morning-Glory

Whitemouth Dayflower

Blackfoot Daisy

Puncture Vine
All wildflowers blooming in New Mexico in October
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Rubber Rabbitbrush | Ericameria nauseosa | Sunflowers, Daisies, Asters, and Allies | 41 | Oct (peak) |
| 2 | Rock Hibiscus | Hibiscus denudatus | Mallow and Hibiscus Family | 18 | Aug (past peak) |
| 3 | Purple Groundcherry | Quincula lobata | nightshade family | 15 | May (past peak) |
| 4 | Cowpen Daisy | Verbesina encelioides | Sunflowers, Daisies, Asters, and Allies | 14 | Aug (past peak) |
| 5 | Desert Tobacco | Nicotiana obtusifolia | nightshade family | 12 | Oct (peak) |
| 6 | Sacred Datura | Datura wrightii | nightshade family | 11 | Sep (past peak) |
| 7 | Rocky Mountain Beeplant | Cleomella serrulata | Spider Flower Family | 10 | Jul (past peak) |
| 8 | Scarlet Gilia | Ipomopsis aggregata | phlox family | 9 | Aug (past peak) |
| 9 | Common Morning-Glory | Ipomoea purpurea | bindweed family | 8 | Aug (past peak) |
| 10 | Whitemouth Dayflower | Commelina erecta | Spiderworts | 7 | Aug (past peak) |
| 11 | Blackfoot Daisy | Melampodium leucanthum | Sunflowers, Daisies, Asters, and Allies | 7 | May (past peak) |
| 12 | Puncture Vine | Tribulus terrestris | caltrops | 6 | Aug (past peak) |
| 13 | Trailing Windmills | Allionia incarnata | four o'clock family | 6 | Aug (past peak) |
| 14 | Field Bindweed | Convolvulus arvensis | bindweed family | 5 | May (past peak) |
| 15 | Creosote Bush | Larrea tridentata | caltrops | 5 | May (past peak) |
| 16 | Ocotillo | Fouquieria splendens | ocotillo family | 4 | May (past peak) |
| 17 | California fuchsia | Epilobium canum | evening primrose family | 4 | Oct (peak) |
| 18 | White Sweetclover | Melilotus albus | Legumes | 4 | Jun (past peak) |
| 19 | Musk Thistle | Carduus nutans | Sunflowers, Daisies, Asters, and Allies | 4 | Jul (past peak) |
| 20 | Virginia strawberry | Fragaria virginiana | rose family | 4 | Jun (past peak) |
| 21 | Snapdragon Vine | Maurandella antirrhiniflora | Plantain Family | 4 | Sep (past peak) |
| 22 | Cardinal Flower | Lobelia cardinalis | bellflower family | 3 | Oct (peak) |
| 23 | Yellow Sweetclover | Melilotus officinalis | Legumes | 3 | Jun (past peak) |
| 24 | Common Sunflower | Helianthus annuus | Sunflowers, Daisies, Asters, and Allies | 3 | Aug (past peak) |
| 25 | Great Mullein | Verbascum thapsus | figwort family | 3 | Jul (past peak) |
| 26 | Buffalo-Bur | Solanum rostratum | nightshade family | 3 | Jul (past peak) |
| 27 | Desert Marigold | Baileya multiradiata | Sunflowers, Daisies, Asters, and Allies | 3 | Apr (past peak) |
| 28 | Silverleaf Nightshade | Solanum elaeagnifolium | nightshade family | 3 | Aug (past peak) |
| 29 | Firewheel | Gaillardia pulchella | Sunflowers, Daisies, Asters, and Allies | 2 | Jul (past peak) |
| 30 | Red Clover | Trifolium pratense | Legumes | 2 | Oct (peak) |
| 31 | Common Yarrow | Achillea millefolium | Sunflowers, Daisies, Asters, and Allies | 2 | Jul (past peak) |
| 32 | Monument Plant | Frasera speciosa | gentian family | 2 | Jul (past peak) |
| 33 | Alfalfa | Medicago sativa | Legumes | 2 | Jun (past peak) |
| 34 | Marsh Fleabane | Pluchea odorata | Sunflowers, Daisies, Asters, and Allies | 2 | Oct (peak) |
| 35 | Cardinal Catchfly | Silene laciniata | pink family | 2 | Aug (past peak) |
| 36 | Desert Willow | Chilopsis linearis | bignonia family | 2 | May (past peak) |
| 37 | Plains Coreopsis | Coreopsis tinctoria | Sunflowers, Daisies, Asters, and Allies | 2 | Oct (peak) |
| 38 | Catchfly Prairie Gentian | Eustoma exaltatum | gentian family | 2 | Jul (past peak) |
| 39 | Upright Prairie Coneflower | Ratibida columnifera | Sunflowers, Daisies, Asters, and Allies | 2 | Jun (past peak) |
| 40 | Fendler's Sandmat | Euphorbia fendleri | Spurge Family | 2 | May (past peak) |