How to Grow Homestead Purple

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Homestead Purple

Solanum lycopersicum 'Homestead Purple'

vegetable

Homestead Purple is a disease-resistant heirloom tomato variety developed in the 1950s by the University of Florida for hot, humid climates. It produces medium-sized, dark purple-red fruits with rich, complex flavor and excellent disease resistance to early and late blight. This determinate variety is particularly valued for Southern gardens and regions prone to fungal diseases.

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Example Homestead Purple timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Homestead Purple

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Homestead Purple

    Around Jun 26

    ≈ 70 days after planting

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

Growing Conditions

☀️
Sun: Full sun, 8+ hours daily (more sun = better disease resistance and flavor)
💧
Water: Consistent moisture; water deeply 1-2 inches per week. Water at soil level in early morning to reduce disease pressure. Avoid wetting foliage. More critical during fruit set and ripening.
📏
Spacing: 24 inches
📅
Days to maturity: 70-85 days from transplant
🌱
Planting depth: Start seeds 0.25 inches deep indoors; transplant seedlings burying stem up to first true leaves when 6-8 inches tall

Soil

Type: Well-draining, fertile loamy soil rich in organic matter
pH: 6.0-6.8
Amendments:
compost aged manure perlite or coarse sand for drainage balanced fertilizer or NPK 5-10-10

Growing Zones

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Thrives in zones 5-10, exceptional performance in zones 7-9 and hot, humid regions

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

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Growth Stages

1

Seedling

3-4 weeks

Small plants with 2-4 true leaves, developing first set of compound leaves

Maintain 70-75°F soil temperature. Provide 14-16 hours of bright light daily. Keep soil moist but not waterlogged. Thin to strongest seedling per cell.

2

Vegetative Growth

3-4 weeks before flowering

Bushy, compact plants with multiple branches and dense foliage. Flowers may begin appearing at branch tips.

Harden off for 7-10 days before transplanting. Plant deeply (up to first true leaves). Install stakes or cages early. Determinate variety needs less pruning than indeterminate types. Fertilize every 2-3 weeks with balanced fertilizer.

3

Flowering

2-3 weeks

Yellow flowers appear in clusters along branch axils. Determinate growth pattern produces most flowers within concentrated period.

Maintain consistent watering during flowering. Avoid high nitrogen fertilizer (promotes foliage over fruit). This variety's disease resistance is critical during humid, warm weather—ensure good air circulation. Do not prune heavily.

4

Fruiting & Ripening

3-4 weeks until harvest-ready

Green tomato fruits develop and slowly change to dark purple-red. Fruits are medium-sized, slightly flattened. Most fruits ripen within 2-3 weeks.

Continue deep, consistent watering (critical to prevent blossom end rot and fruit cracking). Maintain soil moisture of 1-1.5 inches per week. Reduce nitrogen fertilizer; increase potassium if available. Monitor for late blight and early blight—remove affected leaves promptly.

5

Harvest

2-3 weeks of active harvest

Fruits reach full dark purple-red color with slight give when gently squeezed. Determinate type concentrates harvest within 2-3 week window.

Pick fruits at 'pink' stage if early blight threatens to prevent crop loss. Ripe fruits last 5-7 days on counter. Continue watering vines for potential additional ripening. End of season: remove vines after first frost.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

brassicas (cabbage, broccoli) fennel kohlrabi dill

Common Pests

  • Hand-pick daily, encourage parasitic wasps, spinosad spray, Bacillus thuringiensis (Bt)

  • Yellow sticky traps, neem oil, insecticidal soap, reflective mulch

  • Strong water spray, neem oil, insecticidal soap, increase humidity

  • Remove lower infected leaves, improve air circulation, avoid overhead watering, fungicide (chlorothalonil or copper) if severe; this variety has good resistance

  • Remove infected foliage immediately, avoid wetting leaves, fungicide (mancozeb, chlorothalonil), this variety bred for resistance

Uses

🍳

Slicing, fresh eating, and salads

Culinary

Homestead Purple's medium size and rich, complex flavor make it ideal for fresh slicing in sandwiches, salads, and caprese preparations. The dark color and meaty flesh hold up well to handling. [source]

🍳

Sauce and cooking

Culinary

The deep purple-red color and balanced sweetness-to-acidity ratio make this variety excellent for homemade tomato sauce, paste, and cooked dishes. The determinate nature allows for bulk harvest and processing. [source]

💊

Antioxidant-rich heirloom variety

Medicinal

Purple and dark-colored tomatoes are rich in anthocyanins and lycopene, both powerful antioxidants that support heart health and may have anti-inflammatory properties. [source]

🏠

Preservation and canning

Household

The determinate growth pattern concentrates harvest, making Homestead Purple ideal for home canning, preservation, and bulk processing into sauces, jams, or dried tomatoes. [source]

🎨

Heirloom seed saving

Craft

As a true heirloom variety, seeds from open-pollinated Homestead Purple fruit can be saved and replanted year after year, preserving genetics and reducing future gardening costs. [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 colored and slightly soft to touch. For Homestead Purple, color development is the primary ripeness indicator—dark purple-red is fully ripe. Determinate growth means most fruit ripens within a concentrated 2-3 week period; harvest frequently to encourage production. If early blight threatens late in season, harvest at 'pink' stage and ripen indoors. Fruits continue ripening off the vine at room temperature.

Fun Facts

  • 🌱 Homestead Purple was specifically bred at the University of Florida in the 1950s to handle the heat, humidity, and disease pressure of Southern gardens—it remains a gold standard for disease-resistant heirloom tomatoes.
  • 🌱 The dark purple-red color indicates high levels of anthocyanins and lycopene, giving it both superior flavor and enhanced antioxidant content compared to standard red tomatoes.
  • 🌱 As a determinate (bush) type, Homestead Purple concentrates its entire harvest into a 2-3 week window, making it perfect for gardeners who want to preserve or can their harvest all at once.

Gardening Terms

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

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