Growing Season in North Carolina by Region

North Carolina's growing season varies by physiographic province:

• Coastal Plain: March – November (longest, ~240 days).
• Piedmont: April – October (~200 days).
• Mountains: May – September (~150 days, shortest due to elevation).

Microclimates, year-to-year weather, and crop choice affect exact dates. Frost dates are the key metric: last spring freeze to first fall freeze.