How to Grow Red Army Tomato

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Red Army Tomato

Solanum lycopersicum 'Red Army'

vegetable

Red Army is a determinate paste tomato variety known for its robust growth and disease resistance. It produces medium-sized, elongated red fruits ideal for sauce-making and canning. This variety is valued by both home gardeners and commercial growers for its reliability and consistent yields.

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Example Red Army Tomato timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Red Army Tomato

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Red Army Tomato

    Around Jul 1

    ≈ 75 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Red Army Tomato dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily minimum; 8+ hours preferred for best yields
💧
Water: Consistent moisture, 1-2 inches per week; deep watering 2-3 times weekly; avoid wetting foliage to prevent fungal diseases; reduce watering slightly as fruits mature to concentrate flavor
📏
Spacing: 24 inches
📅
Days to maturity: 75-85 days from transplant
🌱
Planting depth: 0.25 inches for seeds; transplants buried deeper (up to lower true leaves encouraged)

Soil

Type: Well-draining loamy soil rich in organic matter
pH: 6.0-6.8
Amendments:
compost aged manure perlite for drainage calcium (crushed eggshells or lime to prevent blossom end rot)

Growing Zones

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Thrives in zones 3-10; can be grown as annual in all zones

2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a

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Growth Stages

1

Seedling

2-3 weeks

Tiny sprouts with cotyledons emerge within 5-10 days. True leaves develop after 1-2 weeks.

Keep soil consistently moist but not waterlogged. Provide bright light (14-16 hours daily) to prevent leggy growth. Maintain 70-75°F temperature.

2

Vegetative Growth

4-6 weeks

Plant develops multiple branches and compound leaves. Height increases rapidly; determinate type will eventually stop growing taller.

Thin seedlings to strongest plant. Harden off transplants gradually before moving outdoors. Begin light fertilizing weekly with balanced fertilizer after true leaves appear.

3

Flowering

3-4 weeks

Yellow flowers appear in clusters (inflorescences). First flowers typically appear 4-6 weeks after transplanting in the garden.

Maintain consistent watering. Avoid high nitrogen fertilizer which promotes foliage over fruit. Ensure adequate light and temperature (65-75°F) for fruit set. Consider pruning lower suckers on determinate types.

4

Fruiting

3-4 weeks per cluster

Green fruits develop and swell behind fallen flowers. Fruits mature from bottom cluster upward, turning red over 2-3 weeks per truss.

Continue consistent watering to prevent cracking and blossom end rot. Apply mulch to regulate soil moisture and temperature. Support branches laden with fruit. Reduce nitrogen; increase potassium and phosphorus.

5

Harvest

3-4 weeks

Fruits reach full red color and slight give to gentle pressure. Determinate type produces bulk of fruit within concentrated 3-4 week window.

Harvest fully ripe fruits for best flavor and sauce quality. Red Army is excellent for mechanical harvest in commercial settings. Handle gently to avoid bruising.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

brassicas (cabbage, broccoli) fennel potato kohlrabi

Common Pests

  • Hand-pick or use Bacillus thuringiensis (Bt); encourage parasitic wasps and native predators

  • Spray neem oil or insecticidal soap; use yellow sticky traps; encourage natural predators like ladybugs

  • Increase humidity; spray with strong water stream; apply neem oil or sulfur-based fungicides

  • Remove lower infected leaves; ensure good air circulation; apply copper-based fungicide; avoid overhead watering

  • Remove affected foliage immediately; apply copper or chlorothalonil fungicide; improve air circulation; avoid overhead watering

  • Remove infected leaves; apply fungicide; ensure adequate spacing for air flow; avoid overhead irrigation

Uses

🍳

Sauce & Paste Production

Culinary

Red Army's dense, meaty flesh and concentrated flavor make it ideal for tomato sauce, paste, and canning. The high solids content and low water content mean less cooking time and concentrated yield. [source]

🍳

Commercial & Home Canning

Culinary

The determinate nature provides synchronized ripening perfect for bulk harvesting and processing. Disease resistance reduces crop loss during preservation season. [source]

💊

Lycopene & Antioxidants

Medicinal

Red tomatoes are rich in lycopene, a powerful antioxidant linked to cardiovascular health and cancer prevention. Cooking increases bioavailability of lycopene. [source]

🏠

Disease Resistance & Reliability

Household

Red Army exhibits resistance to multiple fungal diseases (Verticillium and Fusarium wilts), making it an excellent choice for organic growers and those managing tomato diseases. [source]

🦋

Pollinator Support

Wildlife

Tomato flowers provide pollen and nectar for bees, butterflies, and other beneficial insects. Growing tomatoes supports native pollinator populations. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Red Army is a determinate (bush) type that produces most fruit within a 3-4 week concentrated period, ideal for canning operations. Harvest fruits when fully red and slightly soft to touch. For paste and sauce production, allow fruits to fully ripen on the vine. Can harvest at breaker stage (first blush of color) if needed and allow to ripen indoors. Red Army tomatoes store better than slicers due to higher solids content. One plant typically yields 15-25 lbs depending on growing conditions.

Fun Facts

  • 🌱 Red Army was developed in Russia and released by the Siberian Seed Company, bred for cool climates and disease resistance in challenging growing conditions.
  • 🌱 As a determinate (or bush) tomato, Red Army is mechanically harvestable—entire plants can be pulled and vibrated to drop fruit, making it popular for commercial sauce and paste operations.
  • 🌱 The concentrated ripening window of determinate varieties like Red Army makes succession planting ideal for continuous harvest; plant new seedlings every 2-3 weeks for rolling crops.

Gardening Terms

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