Start seeds indoors six weeks before last frost date.
Try to aim for a seed spacing of at least 0.78 inches (2.0 cm) and sow at a depth of around 0.78 inches (2.0 cm). Soil temperature should be kept higher than 12°C / 54°F to ensure good germination.By our calculations, you should look at sowing Black giant about 42 days before your last frost date.
Plant to the first set of true leaves to promote strong root growth.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Black giant is a tender plant.Heirloom of Russian (Ukraine) origin.
The Russian name for this is Чёрный гигант – pronounced
“Tchyornyi Gigant” which means “Black Giant”. 1
Seed Source:
Patty Brown, Ohio, who received it from a Ukrainian friend.
Tchorni Gigant, Tchorni Giant, Cherny Gigant, Cherny Giant
Tchyornyi gigant, Cherniy gigant, Чёрный гигант
1 http://webcache.googleusercontent.com/search?q=cache:http://t.tatianastomatobase.com:88/wiki/Black_Giant&hl=en&strip=1