49 wildflowers were recorded blooming in Mississippi in October in our iNaturalist sample; 15 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in October

Blue Mistflower

Tall Goldenrod

Calico Aster

Late Boneset

White Snakeroot

Climbing Hempvine
Cardinal Flower

Frostweed
Groundsel Tree

Common Wrinkle-Leaved Goldenrod

White beggarticks

Common Sneezeweed
All wildflowers blooming in Mississippi in October
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Blue Mistflower | Conoclinium coelestinum | Sunflowers, Daisies, Asters, and Allies | 300 | Oct (peak) |
| 2 | Tall Goldenrod | Solidago altissima | Sunflowers, Daisies, Asters, and Allies | 112 | Oct (peak) |
| 3 | Calico Aster | Symphyotrichum lateriflorum | Sunflowers, Daisies, Asters, and Allies | 82 | Oct (peak) |
| 4 | Late Boneset | Eupatorium serotinum | Sunflowers, Daisies, Asters, and Allies | 48 | Sep (past peak) |
| 5 | White Snakeroot | Ageratina altissima | Sunflowers, Daisies, Asters, and Allies | 46 | Oct (peak) |
| 6 | Climbing Hempvine | Mikania scandens | Sunflowers, Daisies, Asters, and Allies | 45 | Sep (past peak) |
| 7 | Cardinal Flower | Lobelia cardinalis | bellflower family | 44 | Sep (past peak) |
| 8 | Frostweed | Verbesina virginica | Sunflowers, Daisies, Asters, and Allies | 44 | Sep (past peak) |
| 9 | Groundsel Tree | Baccharis halimifolia | Sunflowers, Daisies, Asters, and Allies | 39 | Oct (peak) |
| 10 | Common Wrinkle-Leaved Goldenrod | Solidago rugosa | Sunflowers, Daisies, Asters, and Allies | 34 | Oct (peak) |
| 11 | White beggarticks | Bidens alba | Sunflowers, Daisies, Asters, and Allies | 34 | Sep (past peak) |
| 12 | Common Sneezeweed | Helenium autumnale | Sunflowers, Daisies, Asters, and Allies | 33 | Oct (peak) |
| 13 | Frost Aster | Symphyotrichum pilosum | Sunflowers, Daisies, Asters, and Allies | 30 | Oct (peak) |
| 14 | Ghost Pipe | Monotropa uniflora | heath family | 28 | Oct (peak) |
| 15 | Crowpoison | Nothoscordum bivalve | amaryllis, onions, and allies | 28 | Mar (past peak) |
| 16 | Downy Lobelia | Lobelia puberula | bellflower family | 27 | Sep (past peak) |
| 17 | New England aster | Symphyotrichum novae-angliae | Sunflowers, Daisies, Asters, and Allies | 26 | Oct (peak) |
| 18 | Camphorweed | Heterotheca subaxillaris | Sunflowers, Daisies, Asters, and Allies | 25 | Sep (past peak) |
| 19 | Bitterweed | Helenium amarum | Sunflowers, Daisies, Asters, and Allies | 23 | Aug (past peak) |
| 20 | Blue Curls | Trichostema dichotomum | Mint Family | 23 | Sep (past peak) |
| 21 | Low Smartweed | Persicaria longiseta | knotweed family | 20 | Oct (peak) |
| 22 | Bluestem Goldenrod | Solidago caesia | Sunflowers, Daisies, Asters, and Allies | 18 | Oct (peak) |
| 23 | Tievine | Ipomoea cordatotriloba | bindweed family | 17 | Sep (past peak) |
| 24 | Orange Milkwort | Senega lutea | milkworts | 17 | Apr (past peak) |
| 25 | Wingstem | Verbesina alternifolia | Sunflowers, Daisies, Asters, and Allies | 15 | Sep (past peak) |
| 26 | Common Boneset | Eupatorium perfoliatum | Sunflowers, Daisies, Asters, and Allies | 15 | Sep (past peak) |
| 27 | Great Blue Lobelia | Lobelia siphilitica | bellflower family | 14 | Oct (peak) |
| 28 | White Morning-glory | Ipomoea lacunosa | bindweed family | 14 | Sep (past peak) |
| 29 | Trailing Fuzzy-Bean | Strophostyles helvola | Legumes | 14 | Sep (past peak) |
| 30 | Halberd-leaf Rosemallow | Hibiscus laevis | Mallow and Hibiscus Family | 13 | Jul (past peak) |
| 31 | Pineland Hibiscus | Sabdariffa aculeata | Mallow and Hibiscus Family | 13 | Jul (past peak) |
| 32 | St. Andrew's cross | Hypericum hypericoides | St. John's wort family | 12 | Jul (past peak) |
| 33 | Japanese honeysuckle | Lonicera japonica | honeysuckle family | 11 | Apr (past peak) |
| 34 | Common Evening-Primrose | Oenothera biennis | evening primrose family | 10 | Sep (past peak) |
| 35 | Turk's cap | Malvaviscus arboreus | Mallow and Hibiscus Family | 10 | Sep (past peak) |
| 36 | Partridge Pea | Chamaecrista fasciculata | Legumes | 10 | Aug (past peak) |
| 37 | Sharpwing Monkeyflower | Mimulus alatus | lopseed family | 10 | Aug (past peak) |
| 38 | Turkey Tangle Frogfruit | Phyla nodiflora | Verbena Family | 9 | May (past peak) |
| 39 | Buttonweed | Diodia virginiana | madder family | 9 | Jul (past peak) |
| 40 | Sweet Everlasting | Pseudognaphalium obtusifolium | Sunflowers, Daisies, Asters, and Allies | 9 | Sep (past peak) |
| 41 | Common Jewelweed | Impatiens capensis | balsam family | 8 | Sep (past peak) |
| 42 | Asiatic dayflower | Commelina communis | Spiderworts | 8 | Oct (peak) |
| 43 | black-eyed Susan | Rudbeckia hirta | Sunflowers, Daisies, Asters, and Allies | 8 | Jun (past peak) |
| 44 | White Turtlehead | Chelone glabra | Plantain Family | 8 | Oct (peak) |
| 45 | Oriental false hawksbeard | Youngia japonica | Sunflowers, Daisies, Asters, and Allies | 8 | Mar (past peak) |
| 46 | Butterfly Pea | Centrosema virginianum | Legumes | 8 | Jul (past peak) |
| 47 | Firewheel | Gaillardia pulchella | Sunflowers, Daisies, Asters, and Allies | 7 | May (past peak) |
| 48 | Horseweed | Erigeron canadensis | Sunflowers, Daisies, Asters, and Allies | 7 | Sep (past peak) |
| 49 | Leafy Elephant's-Foot | Elephantopus carolinianus | Sunflowers, Daisies, Asters, and Allies | 7 | Sep (past peak) |