AMSEED American Seed Intelligence Platform

Tomato in Denver

Zone 5b · cool climate band · ~153-day growing season. Windows computed from Denver's median frost dates and tomato's planting rules.

The calendar

StepWindowNotes
Start seed indoorsMarch 10 to March 24Start seed indoors 6-8 weeks before the median last spring frost.
Transplant outMay 12 to June 2soil ≥ 60°F. Set transplants out 1-4 weeks after the last-frost date, once soil holds 60°F.

Season fit

A maturity figure counted from transplant needs the season to cover the figure plus the weeks spent raising the seedling, about 30. One counted from seed already contains those weeks. Almost no seed source says which it means, so a variety with an unstated basis is placed by the range its figure actually supports rather than by assuming one reading and hiding the rest. Treat all of it as a shortlist to check locally, not a guarantee.

With ~153 frost-free days, the 33 early types (≤68 days) buy the most slack if you plant late or push the shoulders.

Narrow it down

Add what you need. Nothing is hidden without a stated reason: every variety this removes is counted below, against the first requirement it fails.

Fits this season (258)

Finishes whichever way the published maturity figure is counted.

VarietyDaysNeedsBreedingHabitResistance
Sub-Arctic Plenty 45-50 50-80 days (basis unstated) open-pollinated Determinate -
Tiny Tim 45-55 55-85 days (basis unstated) open-pollinated Dwarf -
Fourth of July 49-55 55-85 days (basis unstated) F1 hybrid Indeterminate -
Siletz 52-57 57-87 days (basis unstated) open-pollinated Determinate V F
Bush Early Girl 54-63 63-93 days (basis unstated) F1 hybrid Determinate V FF N
Stupice 55-65 65-95 days (basis unstated) heirloom Indeterminate -
Glacier 55-58 58-88 days (basis unstated) open-pollinated Semi-Determinate -
Silvery Fir Tree 55-60 60-90 days (basis unstated) open-pollinated Determinate -
Bloody Butcher 55-60 60-90 days (basis unstated) heirloom Indeterminate -
Red Robin 55-60 60-90 days (basis unstated) open-pollinated Dwarf -
Siberian 55-60 60-90 days (basis unstated) heirloom Determinate -
Alaskan Fancy 55-60 60-90 days (basis unstated) open-pollinated Determinate -
Gold Nugget 56-60 60-90 days (basis unstated) open-pollinated Determinate -
Early Girl 57-60 60-90 days (basis unstated) F1 hybrid Indeterminate V FF
Sun Gold 57-65 65-95 days (basis unstated) F1 hybrid Indeterminate F T
Oregon Spring 58-60 60-90 days (basis unstated) open-pollinated Determinate V
Earliana 58-68 68-98 days (basis unstated) heirloom Determinate -
Matt's Wild Cherry 60-70 70-100 days (basis unstated) open-pollinated Indeterminate -
New Yorker 60-66 66-96 days (basis unstated) open-pollinated Determinate V
SunSugar 60-62 62-92 days (basis unstated) F1 hybrid Indeterminate F T
Super Sweet 100 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate V F
Juliet 60-62 62-92 days (basis unstated) F1 hybrid Indeterminate -
Jasper 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate F
Sweet Million 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate F T
Washington Cherry 60-65 65-95 days (basis unstated) open-pollinated Determinate -
Favorita 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate V F TMV
Moskvich 60-65 65-95 days (basis unstated) heirloom Indeterminate -
Mexico Midget 60-70 70-100 days (basis unstated) heirloom Indeterminate -
Celano 60-65 65-95 days (basis unstated) F1 hybrid Semi-Determinate Ph-2+Ph-3
Sunrise Sauce 60-65 65-95 days (basis unstated) F1 hybrid Determinate -
Fire Fly 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate -
Sugary 60-65 65-95 days (basis unstated) F1 hybrid Semi-Determinate -
Sweet Baby Girl 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate -
Coyote 60-70 70-100 days (basis unstated) open-pollinated Indeterminate -
Sakura 60-65 65-95 days (basis unstated) F1 hybrid Indeterminate F TMV
Champion 62-70 70-100 days (basis unstated) F1 hybrid Indeterminate V F N TMV
Tumbling Tom 63-70 70-100 days (basis unstated) open-pollinated Determinate -
Black Cherry 64-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Gardener's Delight 65-75 75-105 days (basis unstated) heirloom Indeterminate -
Red Currant 65-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Defiant PhR 65-70 70-100 days (basis unstated) F1 hybrid Determinate Ph-2+Ph-3 FF
Patio 65-70 70-100 days (basis unstated) F1 hybrid Dwarf F ASC
Isis Candy 65-75 75-105 days (basis unstated) heirloom Indeterminate -
Sweet Chelsea 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate V F N TMV
Five Star Grape 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate V FF
Sungella 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F
Bush Goliath 65-70 70-100 days (basis unstated) F1 hybrid Determinate V F N
Sweetheart of the Patio 65-68 68-98 days (basis unstated) F1 hybrid Dwarf -
Berkeley Tie-Dye 65-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Tigerella 65-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Park's Whopper 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate V F N TMV
Fantastic 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate V F
Early Resilience 65-70 70-100 days (basis unstated) F1 hybrid Determinate -
Midnight Snack 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate -
Sweet Treats 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F
Esterina 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F TMV
Toronjina 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F TMV
Apero 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F TMV
Napa Grape 65-70 70-100 days (basis unstated) F1 hybrid Indeterminate F
Mountain Magic 66-70 70-100 days (basis unstated) F1 hybrid Indeterminate Ph-2+Ph-3 FF
Legend 68-70 70-100 days (basis unstated) open-pollinated Determinate Ph-2
Plum Regal 68-75 75-105 days (basis unstated) F1 hybrid Determinate Ph-3 V FF
Primo Red 68-73 73-103 days (basis unstated) F1 hybrid Determinate V FF TSWV
Better Bush 68-72 72-102 days (basis unstated) F1 hybrid Determinate V F N
Bellstar 68-75 75-105 days (basis unstated) open-pollinated Determinate -
Galahad 69-75 75-105 days (basis unstated) F1 hybrid Determinate Ph-2+Ph-3 V FF
Chocolate Cherry 70-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Tommy Toe 70-75 75-105 days (basis unstated) heirloom Indeterminate -
Jaune Flammé 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Better Boy 70-75 75-105 days (basis unstated) F1 hybrid Indeterminate V F N
Celebrity 70-72 72-102 days (basis unstated) F1 hybrid Semi-Determinate V FF N T
Big Beef 70-73 73-103 days (basis unstated) F1 hybrid Indeterminate V FF N T ASC St
Florida 91 70-74 74-104 days (basis unstated) F1 hybrid Determinate V FF St ASC
Solar Fire 70-75 75-105 days (basis unstated) F1 hybrid Determinate St
Granadero 70-75 75-105 days (basis unstated) F1 hybrid Indeterminate T V FF
Bonny Best 70-75 75-105 days (basis unstated) heirloom Indeterminate -
Chalk's Early Jewel 70-75 75-105 days (basis unstated) heirloom Indeterminate -
Eva Purple Ball 70-78 78-108 days (basis unstated) heirloom Indeterminate -
Anna Russian 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Azoychka 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Damsel 70-75 75-105 days (basis unstated) F1 hybrid Indeterminate Ph-2+Ph-3 V FF N TMV
Red Deuce 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF ASC St
Super Marzano 70-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF N
Golden Rave 70-75 75-105 days (basis unstated) F1 hybrid Indeterminate TMV
Green Grape 70-75 75-105 days (basis unstated) open-pollinated Determinate -
White Currant 70-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Dwarf Champion 70-80 80-110 days (basis unstated) heirloom Dwarf -
Italian Heirloom 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Black Prince 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Galina 70-75 75-105 days (basis unstated) heirloom Indeterminate -
Dr. Carolyn 70-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Snow White 70-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Marmande 70-78 78-108 days (basis unstated) heirloom Semi-Determinate -
Ailsa Craig 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Tasty Evergreen 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Grandma Mary's Paste 70-80 80-110 days (basis unstated) heirloom Indeterminate -
Health Kick 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Mountain Delight 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Mountain Spring 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Mountain Gem 70-78 78-108 days (basis unstated) F1 hybrid Determinate Ph-2+Ph-3 V FF
Sunbrite 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Heatmaster 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF St
Buffalosun 70-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Yellow Submarine 70-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Ildi 70-75 75-105 days (basis unstated) open-pollinated Indeterminate -
Peacevine Cherry 70-78 78-108 days (basis unstated) open-pollinated Indeterminate -
Dwarf Rosella Purple 70-80 80-110 days (basis unstated) open-pollinated Dwarf -
Pink Ping Pong 70-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Pozzano 70-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Supremo 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Verona 70-78 78-108 days (basis unstated) F1 hybrid Indeterminate V FF
Estiva 70-75 75-105 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Cobra 70-78 78-108 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Red Snapper 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FFF N
Sun Leaper 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Solar Set 70-75 75-105 days (basis unstated) F1 hybrid Determinate V FF
Principe Borghese 72-75 75-105 days (basis unstated) heirloom Determinate -
Jubilee 72-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Bella Rosa 72-76 76-106 days (basis unstated) F1 hybrid Determinate ASC TSWV
Lemon Boy 72-75 75-105 days (basis unstated) F1 hybrid Indeterminate V F N
Jet Star 72-75 75-105 days (basis unstated) F1 hybrid Indeterminate V F
Pruden's Purple 72-80 80-110 days (basis unstated) heirloom Indeterminate -
Skyway 687 72-78 78-108 days (basis unstated) F1 hybrid Determinate TSWV FFF V St
Sebring 72-78 78-108 days (basis unstated) F1 hybrid Determinate -
Florida 47 72-78 78-108 days (basis unstated) F1 hybrid Determinate FF V St ASC
Viva Italia 72-80 80-110 days (basis unstated) F1 hybrid Determinate V FF N
Carolina Gold 72-78 78-108 days (basis unstated) F1 hybrid Determinate V FF
Phoenix 72-78 78-108 days (basis unstated) F1 hybrid Determinate St ASC
BHN 602 72-78 78-108 days (basis unstated) F1 hybrid Determinate TSWV
Crista 72-78 78-108 days (basis unstated) F1 hybrid Determinate FFF V TSWV N
Tribute 72-78 78-108 days (basis unstated) F1 hybrid Determinate FFF V TSWV
Roma VF 73-80 80-110 days (basis unstated) open-pollinated Determinate F V
Marglobe 73-77 77-107 days (basis unstated) open-pollinated Determinate -
Mountain Merit 73-77 77-107 days (basis unstated) F1 hybrid Determinate Ph-2+Ph-3 V FFF N TSWV
Brandy Boy 73-78 78-108 days (basis unstated) F1 hybrid Indeterminate -
Rutgers 74-80 80-110 days (basis unstated) open-pollinated Semi-Determinate -
Japanese Black Trifele 74-80 80-110 days (basis unstated) open-pollinated Indeterminate -
BHN 589 74-80 80-110 days (basis unstated) F1 hybrid Determinate V FF
Mountain Pride 74-77 77-107 days (basis unstated) F1 hybrid Determinate V FF
Mountain Rouge 74-80 80-110 days (basis unstated) F1 hybrid Indeterminate Ph-2+Ph-3 V FF
Black Krim 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Green Zebra 75-78 78-108 days (basis unstated) open-pollinated Indeterminate -
Yellow Pear 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Moneymaker 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Indigo Rose 75-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Ace 55 75-80 80-110 days (basis unstated) open-pollinated Determinate V F
Heinz 1350 75-78 78-108 days (basis unstated) open-pollinated Determinate V F
Golden Queen 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Paragon 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Wisconsin 55 75-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Iron Lady 75-80 80-110 days (basis unstated) F1 hybrid Determinate Ph-2+Ph-3
Amelia 75-80 80-110 days (basis unstated) F1 hybrid Determinate N TSWV
Mountain Fresh Plus 75-78 78-108 days (basis unstated) F1 hybrid Determinate V FF N
Druzba 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Nepal 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Black Sea Man 75-80 80-110 days (basis unstated) heirloom Determinate -
Bradley 75-80 80-110 days (basis unstated) open-pollinated Determinate F
Floradade 75-80 80-110 days (basis unstated) open-pollinated Determinate FF V St
Marion 75-80 80-110 days (basis unstated) open-pollinated Indeterminate F St
Marnero 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Margold 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Rebelski 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF TMV St
Geronimo 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Martino's Roma 75-80 80-110 days (basis unstated) open-pollinated Determinate -
Blondköpfchen 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Micro-Tom 75-90 90-120 days (basis unstated) open-pollinated Dwarf -
Dwarf Purple Heart 75-85 85-115 days (basis unstated) open-pollinated Dwarf -
Dwarf Sweet Sue 75-85 85-115 days (basis unstated) open-pollinated Dwarf -
Dwarf Wild Fred 75-85 85-115 days (basis unstated) open-pollinated Dwarf -
Gold Medal 75-90 90-120 days (basis unstated) heirloom Indeterminate -
Amish Gold 75-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Chocolate Stripes 75-85 85-115 days (basis unstated) heirloom Indeterminate -
Wapsipinicon Peach 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Rose de Berne 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Riesentraube 75-85 85-115 days (basis unstated) heirloom Indeterminate -
Garden Peach 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Manyel 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Valencia 75-80 80-110 days (basis unstated) heirloom Indeterminate -
Purple Zebra 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate Ph-2+Ph-3 FF
Chef's Choice Orange 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Chef's Choice Pink 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Chef's Choice Black 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Camp Joy 75-80 80-110 days (basis unstated) open-pollinated Indeterminate -
Costoluto Fiorentino 75-85 85-115 days (basis unstated) heirloom Indeterminate -
Ten Fingers of Naples 75-85 85-115 days (basis unstated) heirloom Indeterminate -
Purple Russian 75-85 85-115 days (basis unstated) heirloom Indeterminate -
Dwarf Kelly Green 75-85 85-115 days (basis unstated) open-pollinated Dwarf -
Black Plum 75-82 82-112 days (basis unstated) heirloom Indeterminate -
Bigdena 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF TMV St
Beorange 75-82 82-112 days (basis unstated) F1 hybrid Indeterminate V FF TMV
Chef's Choice Yellow 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
Chef's Choice Bicolor 75-85 85-115 days (basis unstated) F1 hybrid Indeterminate V FF
Chef's Choice Red 75-80 80-110 days (basis unstated) F1 hybrid Indeterminate V FF
German Johnson 76-80 80-110 days (basis unstated) heirloom Indeterminate -
Delicious 77-90 90-120 days (basis unstated) open-pollinated Indeterminate -
Abraham Lincoln 77-87 87-117 days (basis unstated) heirloom Indeterminate -
San Marzano 78-85 85-115 days (basis unstated) heirloom Indeterminate -
Box Car Willie 78-82 82-112 days (basis unstated) open-pollinated Indeterminate -
Costoluto Genovese 78-85 85-115 days (basis unstated) heirloom Indeterminate -
Striped German 78-85 85-115 days (basis unstated) heirloom Indeterminate -
Paul Robeson 78-82 82-112 days (basis unstated) heirloom Indeterminate -
Homestead 24 78-82 82-112 days (basis unstated) open-pollinated Semi-Determinate F
Stone 78-85 85-115 days (basis unstated) heirloom Indeterminate -
Big Boy 78-80 80-110 days (basis unstated) F1 hybrid Indeterminate -
Long Keeper 78-85 85-115 days (basis unstated) open-pollinated Semi-Determinate -
Aunt Ginny's Purple 78-85 85-115 days (basis unstated) heirloom Indeterminate -
San Marzano Redorta 78-85 85-115 days (basis unstated) heirloom Indeterminate -
Brandywine 80-100 100-130 days (basis unstated) heirloom Indeterminate -
Cherokee Purple 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Mortgage Lifter 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Amish Paste 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Aunt Ruby's German Green 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Kellogg's Breakfast 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Hillbilly 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Arkansas Traveler 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Great White 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Speckled Roman 80-85 85-115 days (basis unstated) open-pollinated Indeterminate -
Black Beauty 80-85 85-115 days (basis unstated) open-pollinated Indeterminate -
Hungarian Heart 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Persimmon 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Ponderosa 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Trophy 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Cherokee Chocolate 80-85 85-115 days (basis unstated) open-pollinated Indeterminate -
Cherokee Green 80-85 85-115 days (basis unstated) open-pollinated Indeterminate -
Dr. Wyche's Yellow 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Aunt Gertie's Gold 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Green Giant 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Neves Azorean Red 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Purple Calabash 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Zapotec Pleated 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Manalucie 80-85 85-115 days (basis unstated) open-pollinated Indeterminate F St
Tropic 80-85 85-115 days (basis unstated) open-pollinated Indeterminate F V St TMV
Big Mama 80-85 85-115 days (basis unstated) F1 hybrid Indeterminate V F
Federle 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Polish Linguisa 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Tappy's Finest 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Old German 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Mr. Stripey 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Red Brandywine 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Carbon 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Nebraska Wedding 80-90 90-120 days (basis unstated) heirloom Determinate -
Soldacki 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Cuostralee 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Omar's Lebanese 80-90 90-120 days (basis unstated) heirloom Indeterminate -
Aker's West Virginia 80-85 85-115 days (basis unstated) heirloom Indeterminate -
Jersey Devil 80-90 90-120 days (basis unstated) open-pollinated Indeterminate -
Beefmaster 80-85 85-115 days (basis unstated) F1 hybrid Indeterminate V F N
SuperSteak 80-85 85-115 days (basis unstated) F1 hybrid Indeterminate V F N
Reisetomate 80-90 90-120 days (basis unstated) heirloom Indeterminate -
OTV Brandywine 80-85 85-115 days (basis unstated) open-pollinated Indeterminate -
Opalka 83-87 87-117 days (basis unstated) heirloom Indeterminate -
Beefsteak 85-90 90-120 days (basis unstated) open-pollinated Indeterminate -
Pineapple 85-95 95-125 days (basis unstated) heirloom Indeterminate -
Lillian's Yellow Heirloom 85-95 95-125 days (basis unstated) heirloom Indeterminate -
Big Rainbow 85-95 95-125 days (basis unstated) heirloom Indeterminate -
Marianna's Peace 85-90 90-120 days (basis unstated) heirloom Indeterminate -
Yellow Brandywine 85-95 95-125 days (basis unstated) heirloom Indeterminate -
Brandywine, Sudduth's Strain 85-95 95-125 days (basis unstated) heirloom Indeterminate -

Data sources

Evidence: 4 sources, including 3 independent references.

  1. USDA Plant Hardiness Zone Map (2023) · USDA Agricultural Research Service / Oregon State PRISM (2023), University or Government
  2. U.S. Climate Normals (1991-2020) · NOAA National Centers for Environmental Information (2021), University or Government
  3. Vegetable Varieties for Gardeners · Cornell University Cooperative Extension, Community Collection
  4. Tomato Production and Cultivar Guides · University of Florida IFAS Extension, University or Government