Tomatoes
85-95days to harvest
7-14days to germinate
Z10–11USDA zones
Moderatedifficulty
Heirloom

Sowing

Start indoors 6-8 weeks before last frost. Transplant when nighttime temperatures consistently stay above 55°F.

Cultivation

Sun
Full sun (6+ hours)
Water
High — consistent moisture needed
Soil
Rich, well-drained soil with high organic content
Soil pH
6.0-6.8
Spacing
36-48 inches
Height
1-10 feet
Season
Year Round

Appearance & flavour

Colour
Bright orange with yellow undertones
Size
1-2 pounds (16-32 oz)
Shape
Large beefsteak, flattened with pronounced ribbing
Flavour
Exceptionally sweet with very low acidity, fruity and mild

In the kitchen

Outstanding for fresh eating, slicing, and sandwiches. Great for people sensitive to acidic tomatoes.

Pests, disease & resistance

Pests
Tomato hornworm, aphids, spider mites, whiteflies
Diseases
Cracking, blossom end rot, late blight, early blight
Resistance
Limited disease resistance. Susceptible to cracking in wet conditions.

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
2April – MayJune – July—October – September
3AprilJune – July—September – October
4March – AprilJune—September – October
5MarchMay – June—August – October
6MarchMay – June—August – October
7February – MarchApril – May—August – October
8FebruaryApril – May—July – September
9JanuaryMarch – April—June – August
10JanuaryFebruary – March—June – August
11JanuaryJanuary – February—May – July
12JanuaryJanuary – February—May – July
13JanuaryJanuary – February—May – July

Companion planting

8 beneficial pairings indexed for this variety, 3 to avoid.

BasilRepels aphids, whiteflies, and hornworms while potentially improving tomato flavor
MarigoldsDeters nematodes, aphids, and whiteflies with natural compounds
CarrotsLoosens soil for better root growth and doesn't compete for nutrients
ParsleyAttracts beneficial insects like hoverflies and parasitic wasps
ChivesRepels aphids and may help prevent fungal diseases
NasturtiumsActs as trap crop for aphids and cucumber beetles
OreganoRepels various pests and attracts beneficial pollinators
LettuceBenefits from tomato shade and utilizes different soil nutrients

Avoid

Black Walnut TreesProduces juglone toxin that causes tomato wilt and stunted growth
BrassicasCompete for similar nutrients and may stunt tomato growth
FennelInhibits growth through allelopathic compounds that suppress tomato development

Nutrition (per 100 g)

Calories (per 100 g)
27
Protein (g)
0.83
Fat (g)
0.63
Carbohydrate (g)
5.51
Fibre (g)
2.1
Vitamin C (mg)
27.2
Vitamin E (mg)
0.98
Vitamin K (µg)
4.2
Vitamin B6 (mg)
0.06
Folate (µg)
10
Calcium (mg)
11
Iron (mg)
0.33
Magnesium (mg)
11.9
Phosphorus (mg)
28
Potassium (mg)
260
Zinc (mg)
0.2

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the tomatoes growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Kellogg's Breakfast?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other tomatoes with a comparable time to harvest, so a season that suits Kellogg's Breakfast suits these too.

Browse all 91 tomatoes