My Planting Calendar

Delaware planting calendar

Using Delaware’s average last spring frost of April 14 and first fall frost of October 22 — about 191 frost-free days. USDA zones 7a, 7b.

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

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

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.