How to grow Rock cress 'Doctor Mules'
Doctor Mules is generally regarded as a hardy plant, so this plant will grow or become dormant during the winter.
Growing Doctor Mules from seed
For optimal germination, soil temperature should be a minimum of 10°C / 50°F.
Transplanting Doctor Mules
Doctor Mules is hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.
Harvesting Doctor Mules