Organic 'Cosmonaut Volkov' Tomato
Organic 'Cosmonaut Volkov' tomato (Solanum lycopersicum) from the seed company Gaia, a robust, juicy, productive Ukrainian variety with a rich sweet and sour flavor
The 'Cosmonaut Volkov' tomato is a Ukrainian heirloom variety highly prized for its reliability , abundant productivity , and complex flavor , blending sweetness and acidity in remarkable balance. Indeterminate and vigorous, it produces large, juicy red fruits , perfect for gourmet sandwiches, homemade sauces, or fresh dishes. Its aftertaste is particularly delicious, leaving a deep and lingering note typical of the best heirloom tomatoes.
This variety excels in cooler conditions , continuing to produce steadily until the first frosts. It is resistant to cracking, making it an excellent choice for gardens where moisture fluctuations are common. A variety recommended for its consistency, yield, and exceptional flavor—everything gardeners look for.
Companion plants : Basil, parsley, carrot, asparagus, alliums, celery, borage, marigold, calendula, mint, sage, peppers, dill (until mature)
Negative plants : Potato, corn, kohlrabi, beetroot, fennel, peas, squash
Spread/Carry : Indeterminate, very vigorous
Plant height : 180 to 210 cm (6–7')
Quantity per packet : 25 seeds
Certification : Certified organic by Ecocert Canada
Special features : Very productive, excellent in cool climates, little cracking, complex sweet and sour flavor
Fruit color : Deep red
Fruit shape : Round to slightly flattened
Fruit size/weight : Large (L)
Fruit type : Table tomato / all-purpose sauce
Texture/flesh : Juicy, dense, rich and balanced flavor
Farming method
Sow indoors 6 to 8 weeks before planting out . Plant seeds 3–6 mm (1/8–1/4") deep in a light potting mix. Maintain a temperature of 23–29 °C to promote germination in 5 to 10 days . Reduce water and nitrogen during the hardening-off period to strengthen the seedlings.
Transplant after the last frost. Space plants 60 to 90 cm (24–36") apart, with 120 to 180 cm (4–6') between rows. Provide full sun , regular watering (level 3) , and install sturdy supports , necessary to support the heavy crops.
Harvesting and preservation
Harvest when the fruit turns a uniform red and is slightly soft. To advance the season, pick fruit that has already begun to color , then let it ripen off the vine at 22°C or above . Store at 12–21°C , under 95% relative humidity , to preserve its texture and aroma.
Usage ideas
• Perfect in thick slices for sandwiches and burgers
• Excellent in homemade sauces , thanks to its aromatic richness
• Delicious in heirloom tomato salads
• Ideal for roasting or simmering , concentrating its sweet and sour flavor
The 'Cosmonaut Volkov' tomato is a hero of the vegetable garden: robust, flavorful, productive, and ideal for cooler climates. An essential heirloom variety for gardeners who want a reliable red tomato, rich in taste and worthy of its illustrious name.
