When to plant Potatoes in Maryland
In spring, from Feb 10 – Mar 15 in Baltimore to Mar 15 – Apr 10 in Westminster.
In fall, from June 15 – July 15 in Bowie to Aug 10 – Sept 15 in Baltimore.
USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.
| Place | Spring | Fall |
|---|---|---|
| Aberdeen | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Annapolis | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Baltimore | Feb 10 – Mar 15 | Aug 10 – Sept 15 |
| Bel Air | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Bowie | Mar 15 – Apr 10 | June 15 – July 15 |
| Cambridge | Feb 20 – Mar 20 | July 25 – Aug 20 |
| College Park | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Cumberland | Mar 10 – Apr 1 | June 15 – July 15 |
| Easton | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Elkton | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Frederick | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Gaithersburg | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Greenbelt | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Hagerstown | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Havre de Grace | Mar 10 – Apr 1 | July 20 – Aug 10 |
| Hyattsville | Feb 20 – Mar 20 | July 25 – Aug 20 |
| La Plata | Mar 15 – Apr 10 | July 20 – Aug 10 |
| Laurel | Mar 10 – Apr 1 | July 25 – Aug 20 |
| New Carrollton | Mar 15 – Apr 10 | June 15 – July 15 |
| Rockville | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Salisbury | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Takoma Park | Feb 20 – Mar 20 | July 25 – Aug 20 |
| Westminster | Mar 15 – Apr 10 | June 15 – July 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 potatoes.