60 wildflowers were recorded blooming in California in July in our iNaturalist sample; 20 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in July
Leichtlin's Mariposa Lily

Western Columbine

California fuchsia
Laurel Sumac

Narrowleaf Milkweed

Fireweed
Scarlet Monkeyflower

California Buckwheat

Anderson's thistle

California poppy

Toyon

California Wild Rose
All wildflowers blooming in California in July
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Leichtlin's Mariposa Lily | Calochortus leichtlinii | lily family | 2,281 | Jul (peak) |
| 2 | Western Columbine | Aquilegia formosa | buttercup family | 1,294 | Jun (past peak) |
| 3 | California fuchsia | Epilobium canum | evening primrose family | 1,097 | Oct (rising) |
| 4 | Laurel Sumac | Malosma laurina | Cashew Family | 1,031 | Jul (peak) |
| 5 | Narrowleaf Milkweed | Asclepias fascicularis | Dogbane Family | 803 | Jul (peak) |
| 6 | Fireweed | Chamaenerion angustifolium | evening primrose family | 733 | Jul (peak) |
| 7 | Scarlet Monkeyflower | Erythranthe cardinalis | lopseed family | 604 | Jul (peak) |
| 8 | California Buckwheat | Eriogonum fasciculatum | knotweed family | 532 | Jun (past peak) |
| 9 | Anderson's thistle | Cirsium andersonii | Sunflowers, Daisies, Asters, and Allies | 531 | Jul (peak) |
| 10 | California poppy | Eschscholzia californica | Poppy Family | 520 | Apr (past peak) |
| 11 | Toyon | Heteromeles arbutifolia | rose family | 508 | Jul (peak) |
| 12 | California Wild Rose | Rosa californica | rose family | 441 | Jun (past peak) |
| 13 | Ruby Chalice Clarkia | Clarkia rubicunda | evening primrose family | 441 | Jun (past peak) |
| 14 | Common Yarrow | Achillea millefolium | Sunflowers, Daisies, Asters, and Allies | 433 | Apr (past peak) |
| 15 | Bull Thistle | Cirsium vulgare | Sunflowers, Daisies, Asters, and Allies | 419 | Jul (peak) |
| 16 | Orange Bush Monkeyflower | Diplacus aurantiacus | lopseed family | 414 | Apr (past peak) |
| 17 | Woollypod Milkweed | Asclepias eriocarpa | Dogbane Family | 409 | Jun (past peak) |
| 18 | Blue Elder | Sambucus cerulea | elder family | 383 | May (past peak) |
| 19 | Hayfield Tarweed | Hemizonia congesta | Sunflowers, Daisies, Asters, and Allies | 343 | Sep (rising) |
| 20 | Plummer's Mariposa Lily | Calochortus plummerae | lily family | 339 | Jun (past peak) |
| 21 | Vinegar Weed | Trichostema lanceolatum | Mint Family | 314 | Sep (rising) |
| 22 | Spineless Horsebrush | Tetradymia canescens | Sunflowers, Daisies, Asters, and Allies | 314 | Jul (peak) |
| 23 | Spanish clover | Acmispon americanus | Legumes | 307 | Jul (peak) |
| 24 | Cobwebby Thistle | Cirsium occidentale | Sunflowers, Daisies, Asters, and Allies | 296 | May (past peak) |
| 25 | Sacred Datura | Datura wrightii | nightshade family | 294 | May (past peak) |
| 26 | Alkali Heliotrope | Heliotropium curassavicum | borage family | 290 | Jul (peak) |
| 27 | Yellow Star-Thistle | Centaurea solstitialis | Sunflowers, Daisies, Asters, and Allies | 288 | Jul (peak) |
| 28 | Prettyface | Triteleia ixioides | agave and allies | 286 | May (past peak) |
| 29 | Springbank Clover | Trifolium wormskioldii | Legumes | 281 | May (past peak) |
| 30 | Southern Coastal Bushmallow | Malacothamnus fasciculatus | Mallow and Hibiscus Family | 277 | May (past peak) |
| 31 | Naked Buckwheat | Eriogonum nudum | knotweed family | 276 | Jul (peak) |
| 32 | Tree Tobacco | Nicotiana glauca | nightshade family | 268 | Apr (past peak) |
| 33 | Turkey Mullein | Croton setiger | Spurge Family | 264 | Jul (peak) |
| 34 | Pennyroyal | Mentha pulegium | Mint Family | 263 | Jul (peak) |
| 35 | White Brodiaea | Triteleia hyacinthina | agave and allies | 258 | May (past peak) |
| 36 | Pearly Everlasting | Anaphalis margaritacea | Sunflowers, Daisies, Asters, and Allies | 240 | Aug (rising) |
| 37 | Seep Monkeyflower | Erythranthe guttata | lopseed family | 239 | May (past peak) |
| 38 | Chamise | Adenostoma fasciculatum | rose family | 236 | May (past peak) |
| 39 | California Aster | Corethrogyne filaginifolia | Sunflowers, Daisies, Asters, and Allies | 236 | Aug (rising) |
| 40 | Threeleaf Foamflower | Tiarella trifoliata | saxifrage family | 230 | Jun (past peak) |
| 41 | Common Madia | Madia elegans | Sunflowers, Daisies, Asters, and Allies | 229 | Jul (peak) |
| 42 | Pink Honeysuckle | Lonicera hispidula | honeysuckle family | 226 | Jun (past peak) |
| 43 | Little Prince's Pine | Chimaphila menziesii | heath family | 226 | Jun (past peak) |
| 44 | Field Bindweed | Convolvulus arvensis | bindweed family | 225 | May (past peak) |
| 45 | Mediterranean Stork's-bill | Erodium botrys | Geranium family | 223 | Apr (past peak) |
| 46 | Pipsissewa | Chimaphila umbellata | heath family | 221 | Jul (peak) |
| 47 | Tall Evening Primrose | Oenothera elata | evening primrose family | 208 | Jul (peak) |
| 48 | Sagebrush Mariposa Lily | Calochortus macrocarpus | lily family | 206 | Jul (peak) |
| 49 | White Clover | Trifolium repens | Legumes | 203 | Apr (past peak) |
| 50 | Seaside Daisy | Erigeron glaucus | Sunflowers, Daisies, Asters, and Allies | 202 | Jul (peak) |