How to grow Tulip 'Black Jewel'
Keep in mind when planting that Black Jewel is thought of as hardy, so this plant will survive close to or on freezing temperatures.
Growing Black Jewel from seed
Try to aim for a seed spacing of at least 3.9 inches (10.0 cm) and sow at a depth of around 3.9 inches (10.0 cm).
Transplanting Black Jewel
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Black Jewel is a hardy plant.
Harvesting Black Jewel