23 butterflies were recorded flying in New Jersey in March in our iNaturalist sample; 1 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top butterflies in March
Mourning Cloak

Eastern Comma

Spring Azure

Small White

Henry's Elfin

Question Mark

Black Swallowtail

Monarch

American Snout

Eastern Tiger Swallowtail

Gray Hairstreak
Eastern Pine Elfin
All butterflies flying in New Jersey in March
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Mourning Cloak | Nymphalis antiopa | Brush-footed Butterflies | 199 | Mar (peak) |
| 2 | Eastern Comma | Polygonia comma | Brush-footed Butterflies | 101 | Aug (rising) |
| 3 | Spring Azure | Celastrina ladon | Gossamer-winged Butterflies | 50 | Apr (rising) |
| 4 | Small White | Pieris rapae | Whites, Yellows, and Sulphurs | 43 | Jul (rising) |
| 5 | Henry's Elfin | Callophrys henrici | Gossamer-winged Butterflies | 26 | Apr (rising) |
| 6 | Question Mark | Polygonia interrogationis | Brush-footed Butterflies | 20 | Aug (rising) |
| 7 | Black Swallowtail | Papilio polyxenes | Swallowtails and Parnassians | 8 | Aug (rising) |
| 8 | Monarch | Danaus plexippus | Brush-footed Butterflies | 5 | Aug (rising) |
| 9 | American Snout | Libytheana carinenta | Brush-footed Butterflies | 5 | Jul (rising) |
| 10 | Eastern Tiger Swallowtail | Papilio glaucus | Swallowtails and Parnassians | 5 | Jul (rising) |
| 11 | Gray Hairstreak | Strymon melinus | Gossamer-winged Butterflies | 4 | Sep (rising) |
| 12 | Eastern Pine Elfin | Callophrys niphon | Gossamer-winged Butterflies | 3 | Apr (rising) |
| 13 | Gray Comma | Polygonia progne | Brush-footed Butterflies | 3 | Aug (rising) |
| 14 | American Lady | Vanessa virginiensis | Brush-footed Butterflies | 2 | May (rising) |
| 15 | Juvenal's Duskywing | Erynnis juvenalis | Skippers | 2 | Apr (rising) |
| 16 | Clouded Sulphur | Colias philodice | Whites, Yellows, and Sulphurs | 2 | Sep (rising) |
| 17 | Red Admiral | Vanessa atalanta | Brush-footed Butterflies | 1 | Jul (rising) |
| 18 | Pipevine Swallowtail | Battus philenor | Swallowtails and Parnassians | 1 | Jul (rising) |
| 19 | Orange Sulphur | Colias eurytheme | Whites, Yellows, and Sulphurs | 1 | Sep (rising) |
| 20 | Eastern Tailed-Blue | Everes comyntas | Gossamer-winged Butterflies | 1 | Sep (rising) |
| 21 | Little Wood Satyr | Megisto cymela | Brush-footed Butterflies | 1 | Jun (rising) |
| 22 | Falcate Orangetip | Anthocharis midea | Whites, Yellows, and Sulphurs | 1 | Apr (rising) |
| 23 | White M Hairstreak | Parrhasius m-album | Gossamer-winged Butterflies | 1 | Sep (rising) |