40 wildflowers were recorded blooming in Delaware in March in our iNaturalist sample; 10 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in March

Lesser Celandine

Bloodroot

Hairy Bittercress

Red Deadnettle
Virginia Springbeauty

Henbit Deadnettle

Bird's-Eye Speedwell

Northern Spicebush
Common Snowdrop

Eastern Skunk Cabbage

Lesser Periwinkle

Red Maple
All wildflowers blooming in Delaware in March
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Lesser Celandine | Ficaria verna | buttercup family | 111 | Mar (peak) |
| 2 | Bloodroot | Sanguinaria canadensis | Poppy Family | 82 | Apr (rising) |
| 3 | Hairy Bittercress | Cardamine hirsuta | mustard family | 59 | Mar (peak) |
| 4 | Red Deadnettle | Lamium purpureum | Mint Family | 53 | Apr (rising) |
| 5 | Virginia Springbeauty | Claytonia virginica | Pussypaw Family | 52 | Apr (rising) |
| 6 | Henbit Deadnettle | Lamium amplexicaule | Mint Family | 27 | Apr (rising) |
| 7 | Bird's-Eye Speedwell | Veronica persica | Plantain Family | 21 | Apr (rising) |
| 8 | Northern Spicebush | Lindera benzoin | laurels | 15 | Apr (rising) |
| 9 | Common Snowdrop | Galanthus nivalis | amaryllis, onions, and allies | 14 | Mar (peak) |
| 10 | Eastern Skunk Cabbage | Symplocarpus foetidus | Arum Family | 12 | Mar (peak) |
| 11 | Lesser Periwinkle | Vinca minor | Dogbane Family | 11 | Mar (peak) |
| 12 | Red Maple | Acer rubrum | soapberry family | 10 | Mar (peak) |
| 13 | Redstem Stork's-bill | Erodium cicutarium | Geranium family | 9 | Apr (rising) |
| 14 | European field pansy | Viola arvensis | Violet Family | 9 | Apr (rising) |
| 15 | Cut-Leaved Toothwort | Cardamine concatenata | mustard family | 7 | Apr (rising) |
| 16 | Common Groundsel | Senecio vulgaris | Sunflowers, Daisies, Asters, and Allies | 6 | Apr (rising) |
| 17 | Rue Anemone | Thalictrum thalictroides | buttercup family | 6 | Apr (rising) |
| 18 | Tiny Bluet | Houstonia pusilla | madder family | 5 | Apr (rising) |
| 19 | Mock Strawberry | Potentilla indica | rose family | 5 | Apr (rising) |
| 20 | Common Whitlowgrass | Draba verna | mustard family | 4 | Mar (peak) |
| 21 | Shepherd's-Purse | Capsella bursa-pastoris | mustard family | 4 | Apr (rising) |
| 22 | Virginia bluebells | Mertensia virginica | borage family | 4 | Apr (rising) |
| 23 | American field pansy | Viola rafinesquei | Violet Family | 4 | Apr (rising) |
| 24 | Dove's-foot crane's-bill | Geranium molle | Geranium family | 3 | Apr (rising) |
| 25 | Ground-Ivy | Glechoma hederacea | Mint Family | 3 | Apr (rising) |
| 26 | Garlic Mustard | Alliaria petiolata | mustard family | 3 | Apr (rising) |
| 27 | Field madder | Sherardia arvensis | madder family | 2 | May (rising) |
| 28 | Yellow Trout Lily | Erythronium americanum | lily family | 2 | Apr (rising) |
| 29 | Callery pear | Pyrus calleryana | rose family | 2 | Apr (rising) |
| 30 | Small-Flowered Buttercup | Ranunculus abortivus | buttercup family | 2 | Apr (rising) |
| 31 | Sharp-Lobed Hepatica | Hepatica acutiloba | buttercup family | 2 | Mar (peak) |
| 32 | Siberian squill | Scilla siberica | agave and allies | 2 | Apr (rising) |
| 33 | Celandine Poppy | Chelidonium diphyllum | Poppy Family | 2 | Apr (rising) |
| 34 | Common Chickweed | Stellaria media | pink family | 1 | Apr (rising) |
| 35 | Annual Honesty | Lunaria annua | mustard family | 1 | Apr (rising) |
| 36 | Carolina Springbeauty | Claytonia caroliniana | Pussypaw Family | 1 | Mar (peak) |
| 37 | Bird's Foot Violet | Viola pedata | Violet Family | 1 | Mar (peak) |
| 38 | Trailing Arbutus | Epigaea repens | heath family | 1 | Apr (rising) |
| 39 | Virginia saxifrage | Micranthes virginiensis | saxifrage family | 1 | Apr (rising) |
| 40 | Round-Lobed Hepatica | Hepatica americana | buttercup family | 1 | Apr (rising) |