60 wildflowers were recorded blooming in New Jersey in April in our iNaturalist sample; 38 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in April

Lesser Celandine
Virginia Springbeauty

Yellow Trout Lily

Bloodroot

Red Deadnettle

Ground-Ivy
Garlic Mustard

Lesser Periwinkle

Trailing Arbutus

Virginia bluebells

Dutchman's breeches

Rue Anemone
All wildflowers blooming in New Jersey in April
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Lesser Celandine | Ficaria verna | buttercup family | 614 | Apr (peak) |
| 2 | Virginia Springbeauty | Claytonia virginica | Pussypaw Family | 581 | Apr (peak) |
| 3 | Yellow Trout Lily | Erythronium americanum | lily family | 442 | Apr (peak) |
| 4 | Bloodroot | Sanguinaria canadensis | Poppy Family | 286 | Apr (peak) |
| 5 | Red Deadnettle | Lamium purpureum | Mint Family | 252 | Apr (peak) |
| 6 | Ground-Ivy | Glechoma hederacea | Mint Family | 202 | Apr (peak) |
| 7 | Garlic Mustard | Alliaria petiolata | mustard family | 182 | Apr (peak) |
| 8 | Lesser Periwinkle | Vinca minor | Dogbane Family | 171 | Apr (peak) |
| 9 | Trailing Arbutus | Epigaea repens | heath family | 169 | Apr (peak) |
| 10 | Virginia bluebells | Mertensia virginica | borage family | 146 | Apr (peak) |
| 11 | Dutchman's breeches | Dicentra cucullaria | Poppy Family | 138 | Apr (peak) |
| 12 | Rue Anemone | Thalictrum thalictroides | buttercup family | 130 | Apr (peak) |
| 13 | Northern Spicebush | Lindera benzoin | laurels | 118 | Apr (peak) |
| 14 | Annual Honesty | Lunaria annua | mustard family | 107 | Apr (peak) |
| 15 | Wood Anemone | Anemonoides quinquefolia | buttercup family | 99 | Apr (peak) |
| 16 | Henbit Deadnettle | Lamium amplexicaule | Mint Family | 87 | Apr (peak) |
| 17 | Dwarf Ginseng | Panax trifolius | ivy family | 80 | Apr (peak) |
| 18 | Norway maple | Acer platanoides | soapberry family | 78 | Apr (peak) |
| 19 | Red Maple | Acer rubrum | soapberry family | 66 | Mar (past peak) |
| 20 | common star-of-Bethlehem | Ornithogalum umbellatum | agave and allies | 64 | May (rising) |
| 21 | Beach Plum | Prunus maritima | rose family | 63 | May (rising) |
| 22 | Callery pear | Pyrus calleryana | rose family | 62 | Apr (peak) |
| 23 | Bird's-Eye Speedwell | Veronica persica | Plantain Family | 61 | Apr (peak) |
| 24 | Mock Strawberry | Potentilla indica | rose family | 60 | May (rising) |
| 25 | Jack-in-the-Pulpit | Arisaema triphyllum | Arum Family | 59 | May (rising) |
| 26 | European field pansy | Viola arvensis | Violet Family | 59 | Apr (peak) |
| 27 | Red Columbine | Aquilegia canadensis | buttercup family | 58 | May (rising) |
| 28 | Flowering Dogwood | Cornus florida | Dogwood family | 58 | May (rising) |
| 29 | Marsh Marigold | Caltha palustris | buttercup family | 56 | Apr (peak) |
| 30 | Shepherd's-Purse | Capsella bursa-pastoris | mustard family | 54 | Apr (peak) |
| 31 | Eastern Skunk Cabbage | Symplocarpus foetidus | Arum Family | 52 | Mar (past peak) |
| 32 | Leatherleaf | Chamaedaphne calyculata | heath family | 48 | Apr (peak) |
| 33 | Sassafras | Sassafras albidum | laurels | 46 | Apr (peak) |
| 34 | Small-Flowered Buttercup | Ranunculus abortivus | buttercup family | 41 | Apr (peak) |
| 35 | Bearberry | Arctostaphylos uva-ursi | heath family | 40 | Apr (peak) |
| 36 | Eastern Redbud | Cercis canadensis | Legumes | 39 | Apr (peak) |
| 37 | Common Chickweed | Stellaria media | pink family | 38 | Apr (peak) |
| 38 | Moss Phlox | Phlox subulata | phlox family | 37 | Apr (peak) |
| 39 | Common Dandelion | Taraxacum officinale | Sunflowers, Daisies, Asters, and Allies | 36 | Apr (peak) |
| 40 | Redstem Stork's-bill | Erodium cicutarium | Geranium family | 36 | Apr (peak) |
| 41 | Field Penny-Cress | Thlaspi arvense | mustard family | 35 | Apr (peak) |
| 42 | Common Groundsel | Senecio vulgaris | Sunflowers, Daisies, Asters, and Allies | 34 | Apr (peak) |
| 43 | Carpet Bugle | Ajuga reptans | Mint Family | 32 | May (rising) |
| 44 | Autumn Olive | Elaeagnus umbellata | oleaster family | 32 | May (rising) |
| 45 | Box Elder | Acer negundo | soapberry family | 31 | Apr (peak) |
| 46 | Hairy Bittercress | Cardamine hirsuta | mustard family | 31 | Mar (past peak) |
| 47 | Common Lilac | Syringa vulgaris | olive family | 31 | Apr (peak) |
| 48 | Common Whitlowgrass | Draba verna | mustard family | 30 | Mar (past peak) |
| 49 | Virginia saxifrage | Micranthes virginiensis | saxifrage family | 29 | Apr (peak) |
| 50 | American field pansy | Viola rafinesquei | Violet Family | 29 | Apr (peak) |