Skip to content
Sprout Authority

USDA zone 5b planting guide

A typical location in zone 5b sees its last spring frost around May 1 and its first fall frost around October 10. Pick a crop for its zone 5b planting dates, or get dates for your exact ZIP.

The zone 5b planting year

When to start, transplant, sow, and harvest each crop in a typical zone 5blocation. Tap a crop for its full guide.

Start indoorsTransplantDirect sowFall plantingHarvest
Planting calendar for Zone 5b typical: sow, transplant, and harvest windows by crop.
CropActivityWhen
TomatoStart indoorsMarch 20 – March 27
TomatoTransplantMay 1 – May 15
PepperStart indoorsMarch 6
PepperTransplantMay 1 – May 15
EggplantStart indoorsMarch 6
EggplantTransplantMay 1 – May 15
PotatoDirect sowApril 10 – April 17
CucumberStart indoorsApril 3
CucumberTransplantMay 1 – May 15
CucumberDirect sowMay 1 – May 15
ZucchiniDirect sowMay 1 – May 15
ZucchiniHarvestJune 25 – July 9 (About 55 to 55 days from sowing.)
Winter SquashDirect sowMay 1 – May 15
PumpkinDirect sowMay 1 – May 15
PumpkinHarvestJuly 10 – September 12 (About 70 to 120 days from sowing.)
WatermelonTransplantMay 1 – May 15
WatermelonDirect sowMay 1 – May 15
WatermelonHarvestJuly 25 – August 13 (About 85 to 90 days from transplanting.)
CantaloupeTransplantMay 1 – May 15
CantaloupeDirect sowMay 1 – May 15
Sweet CornDirect sowMay 1 – May 15
Sweet CornHarvestJune 30 – August 13 (About 60 to 90 days from sowing.)
BroccoliStart indoorsFebruary 20 – March 6
BroccoliTransplantApril 10 – April 17
BroccoliDirect sowApril 10 – April 17
CauliflowerStart indoorsFebruary 27 – March 13
CauliflowerTransplantApril 17 – April 24
CauliflowerDirect sowApril 17 – April 24
CauliflowerFall plantingAugust 1 – September 5
CabbageStart indoorsFebruary 20 – March 6
CabbageTransplantApril 10 – April 17
CabbageDirect sowApril 10 – April 17
CabbageFall plantingAugust 1 – September 5
Brussels SproutsFall plantingJune 13
KaleStart indoorsFebruary 13 – February 27
KaleTransplantMarch 27 – April 3
KaleDirect sowMarch 27 – April 3
KaleFall plantingAugust 8 – September 12
CollardsStart indoorsMarch 6
CollardsTransplantApril 17
CollardsDirect sowApril 10
CollardsHarvestJune 9 – June 29 (About 60 to 80 days from sowing.)
CollardsFall plantingJuly 11
LettuceStart indoorsMarch 20 – March 27
LettuceTransplantMay 1
LettuceDirect sowApril 10 – April 17
LettuceFall plantingJuly 11 – August 15
SpinachStart indoorsMarch 20 – March 27
SpinachTransplantMay 1
SpinachDirect sowApril 3 – April 10
SpinachFall plantingAugust 1 – September 5
Swiss ChardStart indoorsMarch 20 – March 27
Swiss ChardTransplantMay 1
Swiss ChardDirect sowApril 3 – April 10
Swiss ChardFall plantingSeptember 12 – September 19
CarrotDirect sowApril 10 – April 17
CarrotHarvestJune 19 – July 26 (About 70 to 100 days from sowing.)
RadishDirect sowApril 10 – April 17
RadishHarvestMay 5 – June 1 (About 25 to 45 days from sowing.)
BeetDirect sowApril 10 – April 17
BeetHarvestJune 9 – July 6 (About 60 to 80 days from sowing.)
ParsnipDirect sowApril 10 – April 17
ParsnipHarvestJuly 19 – August 15 (About 100 to 120 days from sowing.)
GarlicFall plantingOctober 17 – October 24
Green Bean (Snap Bean)Direct sowApril 24
Green Bean (Snap Bean)HarvestJune 13 – June 23 (About 50 to 60 days from sowing.)
BasilStart indoorsMarch 6 – March 20
BasilDirect sowMay 1
ParsleyStart indoorsMarch 6 – March 20
ParsleyDirect sowMay 1
DillDirect sowMay 1
RhubarbStart indoorsMarch 20
SunflowerDirect sowMay 1 – May 15
MarigoldStart indoorsMarch 20 – April 3
MarigoldTransplantMay 1 – May 15
MarigoldDirect sowMay 1 – May 15
PetuniaStart indoorsFebruary 20 – March 6
PetuniaTransplantMay 1 – May 15
DahliaTransplantMay 1 – May 15
English LavenderTransplantMay 1 – May 15

USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service / Oregon State University PRISM Group. NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020. Zone dates are medians across the zone; your town varies.