My Planting Calendar

Connecticut planting calendar

Using Connecticut’s average last spring frost of April 25 and first fall frost of October 15 — about 173 frost-free days. USDA zones 5b, 6a, 6b, 7a.

For dates tuned to your exact location, use the calendar generator.

CropStart indoorsTransplant / sow outFall sowingFirst harvest
CeleriacJan 31 – Feb 14Apr 18 – May 5—Aug 3 – Aug 23
OnionFeb 7 – Feb 21Mar 28 – Apr 14—Jul 3 – Aug 2
LeekFeb 7 – Feb 21Apr 4 – Apr 21—Jul 20 – Sep 8
CeleryFeb 7 – Feb 21Apr 18 – May 5—Aug 3 – Sep 12
RosemaryFeb 7 – Feb 21Apr 25 – May 12—Jul 31 – Aug 30
EggplantFeb 14 – Feb 28May 9 – May 26—Jul 20 – Aug 9
ParsleyFeb 14 – Feb 28Apr 4 – Apr 21Jul 27 – Aug 13Jun 20 – Jul 10
ShallotFeb 14 – Feb 28Mar 28 – Apr 14Oct 19 – Nov 5Jul 3 – Aug 2
Bell PepperFeb 21 – Mar 7May 2 – May 19—Jul 8 – Aug 7
Chili PepperFeb 21 – Mar 7May 2 – May 19—Jul 18 – Aug 17
Green Onion / ScallionFeb 21 – Mar 7Mar 21 – Apr 7Aug 10 – Aug 27May 27 – Jun 16
ThymeFeb 21 – Mar 7Apr 18 – May 5—Jul 9 – Jul 24
OreganoFeb 21 – Mar 7Apr 18 – May 5—Jul 14 – Jul 24
MintFeb 21 – Mar 7Apr 11 – Apr 28—Jun 27 – Jul 17
SageFeb 21 – Mar 7Apr 18 – May 5—Jul 9 – Jul 24
TarragonFeb 21 – Mar 7Apr 11 – Apr 28—Jun 17 – Jul 17
GingerFeb 21 – Mar 7May 9 – May 26—Jan 11 – Mar 12
TurmericFeb 21 – Mar 7May 9 – May 26—Jan 11 – Mar 12
TomatoFeb 28 – Mar 14Apr 25 – May 12—Jul 1 – Jul 26
TomatilloFeb 28 – Mar 14Apr 25 – May 12—Jul 16 – Aug 10
Ground CherryFeb 28 – Mar 14Apr 25 – May 12—Jul 11 – Jul 31
Sweet MarjoramFeb 28 – Mar 14Apr 25 – May 12—Jul 1 – Jul 21
Lemon BalmFeb 28 – Mar 14Apr 11 – Apr 28—Jun 27 – Jul 17
Shiso (Perilla)Feb 28 – Mar 14Apr 25 – May 12—Jul 11 – Jul 31
KaleMar 7 – Mar 21Mar 28 – Apr 14Jul 20 – Aug 6May 24 – Jun 8
BroccoliMar 7 – Mar 21Apr 4 – Apr 21Jul 6 – Jul 23Jun 10 – Jul 5
CauliflowerMar 7 – Mar 21Apr 4 – Apr 21Jul 6 – Jul 23Jun 10 – Jul 10
CabbageMar 7 – Mar 21Mar 28 – Apr 14Jul 6 – Jul 23Jun 3 – Jul 13
Brussels SproutsMar 7 – Mar 21Apr 4 – Apr 21Jun 15 – Jul 2Jul 10 – Aug 9
OkraMar 14 – Mar 28May 2 – May 19—Jun 28 – Jul 13
BasilMar 14 – Mar 28May 2 – May 19—Jun 8 – Jul 8
Collard GreensMar 14 – Mar 28Mar 28 – Apr 14Jul 27 – Aug 13May 29 – Jun 18
KohlrabiMar 14 – Mar 28Mar 28 – Apr 14Aug 10 – Aug 27May 19 – Jun 3
Endive & EscaroleMar 14 – Mar 28Apr 4 – Apr 21Jul 27 – Aug 13Jul 5 – Jul 20
RadicchioMar 14 – Mar 28Apr 4 – Apr 21Jul 20 – Aug 6Jun 10 – Jul 20
ChayoteMar 14 – Mar 28May 2 – May 19—Sep 6 – Oct 6
Malabar SpinachMar 14 – Mar 28May 2 – May 19—Jul 3 – Jul 18
Summer SavoryMar 14 – Mar 28Apr 25 – May 12—Jun 26 – Jul 11
Pea—Mar 16 – Apr 4Jul 27 – Aug 13May 15 – May 30
Spinach—Mar 16 – Apr 4Aug 17 – Sep 3Apr 27 – May 5
Mache (Corn Salad)—Mar 16 – Apr 4Aug 10 – Aug 27May 5 – May 20
LettuceMar 21 – Apr 4Apr 4 – Apr 21Aug 10 – Aug 27May 11 – Jun 10
Swiss ChardMar 21 – Apr 4Apr 4 – Apr 21Jul 27 – Aug 13May 31 – Jun 10
Bok Choy / Pak ChoiMar 21 – Apr 4Apr 4 – Apr 21Aug 10 – Aug 27May 16 – May 31
Fennel (Bulb)Mar 21 – Apr 4Apr 11 – Apr 28Jul 13 – Jul 30Jun 22 – Jul 17
Napa CabbageMar 21 – Apr 4Apr 4 – Apr 21Jul 27 – Aug 13May 31 – Jun 25
Bitter MelonMar 21 – Apr 4May 2 – May 19—Jul 3 – Jul 23
CucamelonMar 21 – Apr 4May 2 – May 19—Jul 13 – Jul 23
New Zealand SpinachMar 21 – Apr 4Apr 25 – May 12—Jun 21 – Jul 11
PeanutMar 21 – Apr 4Apr 25 – May 12—Aug 10 – Sep 29
WatercressMar 21 – Apr 4Apr 4 – Apr 21Aug 24 – Sep 10May 31 – Jun 10
Luffa (Loofah Gourd)Mar 21 – Apr 4May 2 – May 19—Aug 7 – Oct 6
Beet—Mar 23 – Apr 11Aug 3 – Aug 20May 17 – Jun 6
Radish—Mar 23 – Apr 11Aug 31 – Sep 17Apr 19 – Apr 27
Arugula—Mar 23 – Apr 11Aug 24 – Sep 10Apr 27 – May 7
Fava Bean (Broad Bean)—Mar 23 – Apr 11Aug 10 – Aug 27Jun 11 – Jun 26
Tatsoi—Mar 23 – Apr 11Aug 17 – Sep 3May 2 – May 17
Mizuna—Mar 23 – Apr 11Aug 10 – Aug 27May 2 – May 12
CucumberMar 28 – Apr 11May 2 – May 19Jul 13 – Jul 30Jun 28 – Jul 18
Zucchini / Summer SquashMar 28 – Apr 11Apr 25 – May 12Jul 13 – Jul 30Jun 16 – Jul 1
Winter SquashMar 28 – Apr 11Apr 25 – May 12—Jul 21 – Aug 20
PumpkinMar 28 – Apr 11Apr 25 – May 12—Jul 31 – Aug 30
Cantaloupe / MuskmelonMar 28 – Apr 11May 2 – May 19—Jul 18 – Aug 7
WatermelonMar 28 – Apr 11May 2 – May 19—Jul 18 – Aug 17
Rhubarb—Mar 28 – Apr 14——
Horseradish—Mar 28 – Apr 14——
SunflowerMar 28 – Apr 11Apr 25 – May 12—Jul 11 – Aug 10
Carrot—Mar 30 – Apr 18Jul 20 – Aug 6Jun 3 – Jun 23
Turnip—Mar 30 – Apr 18Aug 17 – Sep 3May 14 – Jun 3
Mustard Greens—Mar 30 – Apr 18Aug 17 – Sep 3May 4 – May 19
Rapini (Broccoli Raab)—Mar 30 – Apr 18Aug 10 – Aug 27May 14 – Jun 3
Chervil—Mar 30 – Apr 18Aug 17 – Sep 3May 14 – Jun 3
Chives—Apr 4 – Apr 21——
Asparagus—Apr 4 – Apr 21——
Sorrel—Apr 4 – Apr 21——
Potato—Apr 6 – Apr 25—Jun 20 – Aug 9
Cilantro / Coriander—Apr 6 – Apr 25Aug 3 – Aug 20May 26 – Jun 20
Salsify—Apr 6 – Apr 25—Jul 30 – Sep 8
Borage—Apr 6 – Apr 25Aug 10 – Aug 27Jun 5 – Jun 25
Globe Artichoke—Apr 11 – Apr 28——
Parsnip—Apr 13 – May 2—Jul 27 – Aug 26
Dill—Apr 20 – May 9Aug 10 – Aug 27Jun 4 – Jun 24
Bush Bean—Apr 27 – May 16Jul 20 – Aug 6Jun 21 – Jul 1
Pole Bean—Apr 27 – May 16—Jul 1 – Jul 11
Sweet Corn—Apr 27 – May 16—Jul 1 – Aug 10
Edamame (Soybean)—Apr 27 – May 16—Jul 16 – Aug 10
Amaranth (Leaf)—Apr 27 – May 16—Jun 1 – Jun 21
Lima Bean—May 4 – May 23—Jul 13 – Aug 12
Southern Pea (Cowpea)—May 4 – May 23—Jul 8 – Aug 7
Sweet Potato—May 9 – May 26—Aug 14 – Sep 13
Rutabaga——Jun 29 – Jul 16—
Garlic——Oct 26 – Nov 12—

Windows are ~1–2 week bands around each date. Frost dates are a statewide average from NOAA/NCEI normals; your town may differ by two weeks or more. Calendar year 2026.