How to grow Rock cress 'Bubble Purple'
Keep in mind when planting that Bubble Purple is thought of as hardy, so this plant will survive close to or on freezing temperatures.
Growing Bubble Purple from seed
Soil temperature should be kept higher than 10°C / 50°F to ensure good germination.
Transplanting Bubble Purple
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Bubble Purple is a hardy plant.
Harvesting Bubble Purple