WhenPlant

Home › Zones › Zone 4b › January

What to plant in January in Zone 4b

In January, no sowing or transplanting tasks land for Zone 4b from our current crop list — it's typically too cold to sow outdoors; plan and order seeds.

Zone 4b frost: last ~05/10, first ~09/30. Dates computed from these and cited extension rules. For your exact town, use the ZIP tool.

Nothing to sow outdoors this month in Zone 4b. Browse the full-year calendar to see what's next.

← December February →

Last verified 2026-07-16. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rules: UNH Extension, Johnny's, UGA Extension.