How to Grow Corabel

Corabel

Solanum lycopersicum 'Corabel'

vegetable

Corabel is a hybrid tomato variety bred for disease resistance and reliability in outdoor cultivation. It produces medium-sized, red, round fruits with good flavor and shelf life. This determinate variety is particularly valued for its resistance to late blight and other common tomato diseases.

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Example Corabel timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Corabel

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Corabel

    Around Jun 26

    ≈ 70 days after planting

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

Growing Conditions

☀️
Sun: Full sun, minimum 6-8 hours daily; 8+ hours preferred for best fruit production
💧
Water: Consistent moisture of 1-1.5 inches per week; deep watering at soil level to avoid foliar diseases; avoid wetting foliage
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Spacing: 24-36 inches
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Days to maturity: 70-80 days from transplant to first ripe fruit
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Planting depth: 0.25 inches for seeds; transplants buried deeply (up to first true leaf set) to encourage strong root systems

Soil

Type: Well-draining, fertile loamy soil rich in organic matter
pH: 6.0-6.8
Amendments:
Aged compost Calcium (crushed eggshells or lime) Phosphorus-rich bone meal Balanced organic fertilizer

Growing Zones

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Thrives in zones 4-10; grows as annual in cooler zones, can overwinter in warmer climates

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

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Growth Stages

1

Seedling

3-4 weeks

Tiny cotyledons emerge, developing first true leaves within 1-2 weeks

Maintain consistent moisture and 65-75°F temperatures; provide bright light 12-14 hours daily; avoid overwatering to prevent damping-off

2

Vegetative Growth

4-6 weeks

Plant develops several sets of compound leaves and establishes sturdy stem structure; reaches transplant size (6-8 inches tall)

Harden off before transplanting; ensure adequate light to prevent legginess; maintain consistent soil moisture; fertilize weekly with balanced fertilizer

3

Flowering

3-4 weeks

Yellow flowers appear in clusters; plant develops branching structure characteristic of determinate varieties

Support plant with stakes or cages; maintain consistent watering to prevent blossom-end rot; reduce nitrogen to encourage fruit set over vegetative growth

4

Fruiting

4-5 weeks

Green fruits develop from flowers and gradually enlarge to full size; color begins changing from green to red

Ensure steady water supply; continue support; remove lower leaves for disease prevention; apply mulch to regulate soil temperature and moisture

5

Harvest-Ready

Ongoing, 2-3 weeks per plant in optimal conditions

Fruits turn fully red and develop sweet, balanced tomato flavor; fruits are firm but yield slightly to pressure

Pick when fully colored for best flavor; harvest regularly to encourage continued production; continue watering and disease monitoring

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Brassicas (cabbage, broccoli) Fennel Kohlrabi Dill

Common Pests

  • Hand-pick large caterpillars; apply Bacillus thuringiensis (Bt); encourage parasitic wasps

  • Use yellow sticky traps; spray neem oil or insecticidal soap; maintain good air circulation

  • Increase humidity; spray water forcefully; apply neem oil or horticultural oil; encourage predatory mites

  • Remove infected lower leaves; improve air circulation; mulch to prevent soil splash; apply copper fungicide if needed

  • Remove infected foliage; avoid overhead watering; apply sulfur or copper fungicide; practice crop rotation

Uses

🍳

Fresh eating and salads

Culinary

Corabel's balanced sugar-acid ratio and firm texture make it ideal for fresh slicing in salads, sandwiches, and summer dishes. The reliable, medium size provides convenient single-serving portions. [source]

🍳

Canning and sauce making

Culinary

The good flesh quality and disease resistance make Corabel suitable for preserving, though slightly less ideal for sauce than paste varieties. Still works well for canned whole tomatoes or homemade ketchup. [source]

💊

Cardiovascular and antioxidant benefits

Medicinal

Tomatoes are rich in lycopene and other carotenoids linked to reduced cardiovascular disease risk and antioxidant protection. Cooking increases lycopene bioavailability. [source]

🏠

Garden reliability and disease resistance

Household

Corabel's breeding specifically targeted late blight resistance and general disease robustness, making it an excellent choice for organic gardeners and those in humid climates with disease pressure. [source]

🦋

Pollinator attraction

Wildlife

Tomato flowers attract bees and other pollinators, supporting garden biodiversity and fruit set. Growing Corabel alongside native flowering plants benefits local 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

Pick fruits when fully red and slightly soft to touch. Harvest regularly to encourage continued flowering. Corabel fruits have excellent keeping quality and can be stored at room temperature for several days. For best flavor, leave on vine until fully ripe; can also pick at breaker stage (first color change) and ripen indoors. Pinch off flowers 4-6 weeks before first frost to direct energy to ripening existing fruit.

Fun Facts

  • 🌱 Corabel was bred by Nunhems (now part of Bayer) specifically for European outdoor cultivation, making it exceptionally reliable in variable weather and challenging growing conditions common in temperate climates.
  • 🌱 The name 'Corabel' combines 'core' (reflecting reliable, classic tomato character) with 'Abel,' possibly referencing its stable, predictable genetics—though the exact origin of the name remains somewhat mysterious among horticulturists.
  • 🌱 Unlike many hybrid tomatoes, Corabel maintains excellent flavor despite its disease-resistance genes, proving that breeding for durability doesn't necessarily sacrifice taste.

Gardening Terms

New to gardening? Learn about terms used in this guide:

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