USDA Zone 6b Planting Calendar (2026)

Zone 6b (-5 to 0°F) has an average last spring frost on Apr 15 and first fall frost on Oct 20 — about 188 growing days. Typical areas: Washington DC, Lexington KY.

VegetableStart IndoorsSow / TransplantHarvest From
🫜 BeetMar 18May 12
🥦 BroccoliMar 11Apr 1Jun 5
🫘 Bush BeansApr 22Jun 16
🥬 CabbageMar 4Apr 1Jun 20
🥕 CarrotMar 25Jun 3
🥦 CauliflowerMar 4Apr 1Jun 15
🌽 CornApr 29Jul 18
🥒 CucumberMar 25Apr 29Jun 23
🧄 GarlicSep 30May 28
🥬 KaleMar 11Mar 25May 19
🥬 LettuceMar 18Mar 25May 9
🧅 OnionFeb 4Mar 18Jun 26
🟢 PeasMar 4May 3
🫑 PepperFeb 18Apr 29Jul 8
🥔 PotatoApr 1Jun 30
🌶️ RadishMar 18Apr 15
🍃 SpinachMar 11Apr 20
🎃 Summer SquashMar 25Apr 22Jun 11
🍅 TomatoMar 4Apr 22Jul 6
🥒 ZucchiniMar 25Apr 22Jun 11