How to grow Sweet william 'Nellie Clark'
Keep in mind when planting that Nellie Clark is thought of as hardy, so Nellie Clark will tend to go dormant or grow slowly over the winter months.
Growing Nellie Clark from seed
Transplanting Nellie Clark
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Nellie Clark is a hardy plant.
Harvesting Nellie Clark