When to plant Sweet potatoes in New Jersey
In spring, from Apr 20 – June 1 in Atlantic City to May 20 – June 10 in Somerville.
In fall, June 1 – 15.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Asbury Park | May 1 – June 1 | June 1 – 15 |
| Atlantic City | Apr 20 – June 1 | June 1 – July 1 |
| Bayonne | Apr 20 – June 1 | June 1 – July 1 |
| Beachwood | May 10 – June 10 | June 1 – 15 |
| Bellmawr | Apr 20 – June 1 | June 1 – July 1 |
| Bergenfield | Apr 20 – June 1 | June 1 – 15 |
| Bound Brook | May 20 – June 10 | June 1 – 15 |
| Bridgeton | May 1 – June 1 | June 1 – 15 |
| Burlington | May 1 – June 1 | June 1 – 15 |
| Camden | Apr 20 – June 1 | June 1 – July 1 |
| Carteret | Apr 20 – June 1 | June 1 – July 1 |
| Chatham | May 10 – June 10 | June 1 – 15 |
| Cliffside Park | Apr 20 – June 1 | June 1 – July 1 |
| Clifton | May 1 – June 1 | June 1 – 15 |
| Collingswood | May 1 – June 1 | June 1 – 15 |
| Dover | May 10 – June 10 | June 1 – 15 |
| Dumont | Apr 20 – June 1 | June 1 – 15 |
| East Orange | Apr 20 – June 1 | June 1 – July 1 |
| East Rutherford | Apr 20 – June 1 | June 1 – 15 |
| Eatontown | May 1 – June 1 | June 1 – 15 |
| Edgewater | Apr 20 – June 1 | June 1 – July 1 |
| Elizabeth | Apr 20 – June 1 | June 1 – July 1 |
| Elmwood Park | Apr 20 – June 1 | June 1 – 15 |
| Englewood | Apr 20 – June 1 | June 1 – 15 |
| Fair Lawn | Apr 20 – June 1 | June 1 – 15 |
| Fairview | Apr 20 – June 1 | June 1 – July 1 |
| Florham Park | May 10 – June 10 | June 1 – 15 |
| Fort Lee | Apr 20 – June 1 | June 1 – 15 |
| Franklin Lakes | May 10 – June 10 | June 1 – 15 |
| Freehold | May 10 – June 10 | June 1 – 15 |
| Garfield | Apr 20 – June 1 | June 1 – 15 |
| Glassboro | May 1 – June 1 | June 1 – 15 |
| Glen Rock | May 1 – June 1 | June 1 – 15 |
| Gloucester City | Apr 20 – June 1 | June 1 – July 1 |
| Guttenberg | Apr 20 – June 1 | June 1 – July 1 |
| Hackensack | Apr 20 – June 1 | June 1 – 15 |
| Hackettstown | May 10 – June 10 | June 1 – 15 |
| Haddonfield | May 1 – June 1 | June 1 – 15 |
| Hammonton | May 1 – June 1 | June 1 – 15 |
| Harrison | Apr 20 – June 1 | June 1 – July 1 |
| Hasbrouck Heights | Apr 20 – June 1 | June 1 – 15 |
| Hawthorne | May 1 – June 1 | June 1 – 15 |
| Highland Park | May 1 – June 1 | June 1 – 15 |
| Hillsdale | Apr 20 – June 1 | June 1 – 15 |
| Hoboken | Apr 20 – June 1 | June 1 – July 1 |
| Hopatcong | May 10 – June 10 | June 1 – 15 |
| Jersey City | Apr 20 – June 1 | June 1 – July 1 |
| Kearny | Apr 20 – June 1 | June 1 – July 1 |
| Kinnelon | May 10 – June 10 | June 1 – 15 |
| Lincoln Park | May 1 – June 1 | June 1 – 15 |
| Linden | Apr 20 – June 1 | June 1 – July 1 |
| Lindenwold | May 1 – June 1 | June 1 – 15 |
| Little Ferry | Apr 20 – June 1 | June 1 – 15 |
| Lodi | Apr 20 – June 1 | June 1 – 15 |
| Long Branch | May 1 – June 1 | June 1 – 15 |
| Madison | May 10 – June 10 | June 1 – 15 |
| Manville | May 20 – June 10 | June 1 – 15 |
| Maywood | Apr 20 – June 1 | June 1 – 15 |
| Metuchen | May 1 – June 1 | June 1 – 15 |
| Middlesex | May 1 – June 1 | June 1 – 15 |
| Millville | May 10 – June 10 | June 1 – 15 |
| Morristown | May 10 – June 10 | June 1 – 15 |
| New Brunswick | May 1 – June 1 | June 1 – 15 |
| New Milford | Apr 20 – June 1 | June 1 – 15 |
| New Providence | May 10 – June 10 | June 1 – 15 |
| Newark | Apr 20 – June 1 | June 1 – July 1 |
| North Arlington | Apr 20 – June 1 | June 1 – July 1 |
| North Plainfield | May 1 – June 1 | June 1 – 15 |
| Oakland | May 10 – June 10 | June 1 – 15 |
| Ocean City | Apr 20 – June 1 | June 1 – July 1 |
| Palisades Park | Apr 20 – June 1 | June 1 – 15 |
| Paramus | Apr 20 – June 1 | June 1 – 15 |
| Passaic | Apr 20 – June 1 | June 1 – 15 |
| Paterson | May 1 – June 1 | June 1 – 15 |
| Perth Amboy | May 1 – June 1 | June 1 – 15 |
| Phillipsburg | May 10 – June 10 | June 1 – 15 |
| Pine Hill | May 1 – June 1 | June 1 – 15 |
| Plainfield | May 1 – June 1 | June 1 – 15 |
| Pleasantville | Apr 20 – June 1 | June 1 – July 1 |
| Point Pleasant | May 10 – June 10 | June 1 – 15 |
| Pompton Lakes | May 10 – June 10 | June 1 – 15 |
| Princeton | May 10 – June 10 | June 1 – 15 |
| Rahway | May 1 – June 1 | June 1 – 15 |
| Ramsey | May 10 – June 10 | June 1 – 15 |
| Red Bank | May 1 – June 1 | June 1 – 15 |
| Ridgefield | Apr 20 – June 1 | June 1 – 15 |
| Ridgefield Park | Apr 20 – June 1 | June 1 – 15 |
| Ridgewood | May 1 – June 1 | June 1 – 15 |
| Ringwood | May 10 – June 10 | June 1 – 15 |
| River Edge | Apr 20 – June 1 | June 1 – 15 |
| Roselle | May 1 – June 1 | June 1 – 15 |
| Roselle Park | May 1 – June 1 | June 1 – 15 |
| Rutherford | Apr 20 – June 1 | June 1 – 15 |
| Sayreville | May 1 – June 1 | June 1 – 15 |
| Secaucus | Apr 20 – June 1 | June 1 – 15 |
| Somers Point | Apr 20 – June 1 | June 1 – July 1 |
| Somerville | May 20 – June 10 | June 1 – 15 |
| South Amboy | May 1 – June 1 | June 1 – 15 |
| South Plainfield | May 1 – June 1 | June 1 – 15 |
| South River | May 1 – June 1 | June 1 – 15 |
| Summit | May 10 – June 10 | June 1 – 15 |
| Tenafly | Apr 20 – June 1 | June 1 – 15 |
| Tinton Falls | May 1 – June 1 | June 1 – 15 |
| Totowa | May 1 – June 1 | June 1 – 15 |
| Trenton | May 10 – June 10 | June 1 – 15 |
| Union City | Apr 20 – June 1 | June 1 – July 1 |
| Vineland | May 10 – June 10 | June 1 – 15 |
| Waldwick | May 10 – June 10 | June 1 – 15 |
| Wallington | Apr 20 – June 1 | June 1 – 15 |
| Wanaque | May 10 – June 10 | June 1 – 15 |
| West New York | Apr 20 – June 1 | June 1 – July 1 |
| Westfield | May 1 – June 1 | June 1 – 15 |
| Westwood | Apr 20 – June 1 | June 1 – 15 |
| Wood-Ridge | Apr 20 – June 1 | June 1 – 15 |
| Woodbury | Apr 20 – June 1 | June 1 – July 1 |
| Woodland Park | May 1 – June 1 | June 1 – 15 |
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for sweet potatoes.