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