How to grow Rock cress 'Somerfield Silver'
Keep in mind when planting that Somerfield Silver is thought of as hardy, so this plant will survive close to or on freezing temperatures.
Growing Somerfield Silver from seed
Soil temperature should be kept higher than 10°C / 50°F to ensure good germination.
Transplanting Somerfield Silver
As Somerfield Silver is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.
Harvesting Somerfield Silver