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 0.39 inches (1.0 cm). For optimal germination, soil temperature should be a minimum of 12°C / 54°F.Plant to the first set of true leaves to promote strong root growth.
Sarnowski Polish Plum is tender, so ensure you wait until all danger of frost has passed in your area before considering planting outside.Carolyn Male received the seed from Mike Sarnowski of Schenectady, NY. Mike Sarnowski’s family brought this variety with them from the Sarnow River area of Poland in the 1890s.
Mike’s polish red