53 wildflowers were recorded blooming in Maine in April in our iNaturalist sample; 18 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in April
Trailing Arbutus
Colt's-Foot
Bloodroot
Red Trillium
Yellow Trout Lily
Red Maple
Round-Lobed Hepatica
Azure Bluet
Eastern Skunk Cabbage
Round-leaved Violet
American fly-honeysuckle
Carolina Springbeauty
All wildflowers blooming in Maine in April
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Trailing Arbutus | Epigaea repens | heath family | 319 | Apr (peak) |
| 2 | Colt's-Foot | Tussilago farfara | Sunflowers, Daisies, Asters, and Allies | 195 | Apr (peak) |
| 3 | Bloodroot | Sanguinaria canadensis | Poppy Family | 122 | Apr (peak) |
| 4 | Red Trillium | Trillium erectum | Herb-Paris, False Hellebores, Trilliums and allies | 119 | May (rising) |
| 5 | Yellow Trout Lily | Erythronium americanum | lily family | 111 | May (rising) |
| 6 | Red Maple | Acer rubrum | soapberry family | 95 | Apr (peak) |
| 7 | Round-Lobed Hepatica | Hepatica americana | buttercup family | 87 | Apr (peak) |
| 8 | Azure Bluet | Houstonia caerulea | madder family | 80 | May (rising) |
| 9 | Eastern Skunk Cabbage | Symplocarpus foetidus | Arum Family | 57 | Apr (peak) |
| 10 | Round-leaved Violet | Viola rotundifolia | Violet Family | 55 | Apr (peak) |
| 11 | American fly-honeysuckle | Lonicera canadensis | honeysuckle family | 38 | May (rising) |
| 12 | Carolina Springbeauty | Claytonia caroliniana | Pussypaw Family | 32 | May (rising) |
| 13 | Sessile Bellwort | Uvularia sessilifolia | Bellworts and allies | 22 | May (rising) |
| 14 | Eastern Leatherwood | Dirca palustris | Stringbarks | 20 | Apr (peak) |
| 15 | Virginia saxifrage | Micranthes virginiensis | saxifrage family | 15 | May (rising) |
| 16 | Common Snowdrop | Galanthus nivalis | amaryllis, onions, and allies | 14 | Apr (peak) |
| 17 | Marsh Marigold | Caltha palustris | buttercup family | 14 | May (rising) |
| 18 | Norway maple | Acer platanoides | soapberry family | 13 | May (rising) |
| 19 | Common Whitlowgrass | Draba verna | mustard family | 13 | Apr (peak) |
| 20 | Leatherleaf | Chamaedaphne calyculata | heath family | 13 | May (rising) |
| 21 | Box Elder | Acer negundo | soapberry family | 10 | Apr (peak) |
| 22 | Virginia strawberry | Fragaria virginiana | rose family | 10 | May (rising) |
| 23 | Siberian squill | Scilla siberica | agave and allies | 10 | Apr (peak) |
| 24 | Wood Anemone | Anemonoides quinquefolia | buttercup family | 10 | May (rising) |
| 25 | Lesser Celandine | Ficaria verna | buttercup family | 8 | May (rising) |
| 26 | Dutchman's breeches | Dicentra cucullaria | Poppy Family | 7 | May (rising) |
| 27 | Ground-Ivy | Glechoma hederacea | Mint Family | 7 | May (rising) |
| 28 | Lesser Periwinkle | Vinca minor | Dogbane Family | 7 | May (rising) |
| 29 | Northern Spicebush | Lindera benzoin | laurels | 6 | Apr (peak) |
| 30 | Red Columbine | Aquilegia canadensis | buttercup family | 5 | May (rising) |
| 31 | Threeleaf Goldthread | Coptis trifolia | buttercup family | 5 | May (rising) |
| 32 | Common Dandelion | Taraxacum officinale | Sunflowers, Daisies, Asters, and Allies | 4 | May (rising) |
| 33 | Dwarf Ginseng | Panax trifolius | ivy family | 4 | May (rising) |
| 34 | Small-Flowered Buttercup | Ranunculus abortivus | buttercup family | 3 | May (rising) |
| 35 | Swamp Laurel | Kalmia polifolia | heath family | 3 | Jun (rising) |
| 36 | Painted Trillium | Trillium undulatum | Herb-Paris, False Hellebores, Trilliums and allies | 2 | May (rising) |
| 37 | Red Deadnettle | Lamium purpureum | Mint Family | 2 | Apr (peak) |
| 38 | Moss Phlox | Phlox subulata | phlox family | 2 | May (rising) |
| 39 | Lowbush Blueberry | Vaccinium angustifolium | heath family | 2 | May (rising) |
| 40 | Redstem Stork's-bill | Erodium cicutarium | Geranium family | 1 | Apr (peak) |
| 41 | Woodland Strawberry | Fragaria vesca | rose family | 1 | May (rising) |
| 42 | Jack-in-the-Pulpit | Arisaema triphyllum | Arum Family | 1 | May (rising) |
| 43 | Common Chickweed | Stellaria media | pink family | 1 | Apr (peak) |
| 44 | Bluebead Lily | Clintonia borealis | lily family | 1 | May (rising) |
| 45 | Henbit Deadnettle | Lamium amplexicaule | Mint Family | 1 | Apr (peak) |
| 46 | European field pansy | Viola arvensis | Violet Family | 1 | Apr (peak) |
| 47 | Garlic Mustard | Alliaria petiolata | mustard family | 1 | May (rising) |
| 48 | common star-of-Bethlehem | Ornithogalum umbellatum | agave and allies | 1 | Jun (rising) |
| 49 | Red-Berried Elder | Sambucus racemosa | elder family | 1 | May (rising) |
| 50 | Hobblebush | Viburnum lantanoides | elder family | 1 | May (rising) |