How to grow Alpine rosy bells 'Ostrowkianum'
Ostrowkianum is generally regarded as a hardy plant, so this plant will grow or become dormant during the winter.
Growing Ostrowkianum from seed
Sow at a depth of approx. 5.07 inches (13.0 cm) and aim for a distance of at least 2.34 inches (6.0 cm) between Alpine rosy bells plants.
Transplanting Ostrowkianum
Ostrowkianum is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.
Harvesting Ostrowkianum