Grown Heirloom Marriage Genuwine?

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Heirloom Marriage Genuwine — Tomatoes

80-85days to harvest

7-14days to germinate

Z10–11USDA zones

Moderatedifficulty

Heirloom

Sowing

Start seeds indoors 6-8 weeks before last frost. Transplant outdoors when soil temperature reaches 65°F.

Cultivation

Sun: Full sun (6+ hours)
Water: High — consistent moisture needed
Soil: Rich, well-drained soil with compost amendments
Soil pH: 6.0-6.8
Spacing: 24-36 inches
Height: 1-10 feet
Season: Year Round

Appearance & flavour

Colour: Yellow with red striping and marbling
Size: 12-20 oz
Shape: Large beefsteak, deeply ribbed and flattened
Flavour: Complex fruity sweetness with bright acidity and subtle spicy notes

In the kitchen

Premium slicing tomato, gourmet sandwiches, fresh eating, beautiful salad presentation

Pests, disease & resistance

Pests: Tomato hornworm, cutworms, aphids, spider mites
Diseases: Blossom end rot, early blight, late blight, fruit cracking
Resistance: Moderate resistance to common diseases, prone to cracking in wet weather

Planting calendar by USDA zone

Zone	Start indoors	Transplant	Direct sow	Harvest
2	April – May	June – July	—	September
3	April	June – July	—	September – October
4	March – April	June	—	September – October
5	March	May – June	—	August – October
6	March	May – June	—	August – October
7	February – March	April – May	—	July – September
8	February	April – May	—	July – September
9	January	March – April	—	June – August
10	January	February – March	—	May – July
11	January	January – February	—	April – June
12	January	January – February	—	April – June
13	January	January – February	—	April – June

Companion planting

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

BasilRepels aphids, whiteflies, and hornworms while potentially improving tomato flavor

MarigoldDeters nematodes, aphids, and whiteflies with natural pest-repelling compounds

NasturtiumActs as trap crop for aphids and cucumber beetles, drawing pests away from tomatoes

ParsleyAttracts beneficial insects like hoverflies and parasitic wasps that prey on tomato pests

CarrotsLoosens soil for tomato roots and doesn't compete for nutrients due to different root depths

ChivesRepels aphids and may help prevent fungal diseases with natural sulfur compounds

BorageAttracts pollinators and beneficial insects while potentially deterring hornworms

LettuceBenefits from tomato shade during hot weather and has shallow roots that don't compete

Avoid

Black WalnutProduces juglone toxin that causes wilting and stunted growth in tomatoes

FennelInhibits tomato growth through allelopathic compounds released by roots and foliage

BrassicasCompete heavily for nutrients and may stunt tomato growth when planted too close

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

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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.

Sowing

Cultivation

Appearance & flavour

In the kitchen

Pests, disease & resistance

Planting calendar by USDA zone

Companion planting

Avoid

Nutrition (per 100 g)

Where to buy seed and equipment

Grown Heirloom Marriage Genuwine?

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