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What to plant in April in Zone 6a

In April, Zone 6a gardeners can start indoors, transplant outdoors, direct-sow — 38 crops have a planting task this month.

Zone 6a frost: last ~04/30, first ~10/15. Dates computed from these and cited extension rules. For your exact town, use the ZIP tool.

Start indoors

TomatoesStart indoorsEggplantStart indoorsCucumbersStart indoorsSummer Squash & ZucchiniStart indoorsWinter SquashStart indoorsPumpkinsStart indoorsMelonsStart indoorsOkraStart indoorsWatermelonStart indoors

Transplant outdoors

BroccoliTransplant outdoorsCabbageTransplant outdoorsCauliflowerTransplant outdoorsBrussels SproutsTransplant outdoorsKaleTransplant outdoorsLettuceTransplant outdoorsOnionsTransplant outdoorsLeeksTransplant outdoorsSwiss ChardTransplant outdoorsParsleyTransplant outdoorsCollardsTransplant outdoorsCeleryTransplant outdoorsKohlrabiTransplant outdoorsArtichokeTransplant outdoorsOreganoTransplant outdoorsSageTransplant outdoorsThymeTransplant outdoors

Direct-sow

LettuceDirect-sowSpinachDirect-sowSwiss ChardDirect-sowRadishesDirect-sowTurnipsDirect-sowBeetsDirect-sowCarrotsDirect-sowPeasDirect-sowBeansDirect-sowSweet CornDirect-sowPotatoesDirect-sowAsparagusDirect-sowCilantroDirect-sowDillDirect-sow

← March   May →

Last verified 2026-08-28. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rules: UNH Extension, Johnny's, UGA Extension.