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What to plant in January in Zone 5b
In January, Zone 5b gardeners can start indoors — 1 crop have a planting task this month.
Zone 5b frost: last ~05/04, first ~10/08. Dates computed from these and cited extension rules. For your exact town, use the ZIP tool.
Start indoors
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Last verified 2026-07-16. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rules: UNH Extension, Johnny's, UGA Extension.