How to grow Tulip 'Sweetheart'
Keep in mind when planting that Sweetheart is thought of as hardy, so this plant will survive close to or on freezing temperatures.
Growing Sweetheart from seed
Sow 3.9 inches (10.0 cm) deep with a guideline distance of 3.9 inches (10.0 cm).
Transplanting Sweetheart
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Sweetheart is a hardy plant.
Harvesting Sweetheart