Look up your Hardiness Zone! Find Your USDA Zone: Hardiness Zone: (look up another zip code) AvailabilityIn stockOut of Stock (1)GerminationNo Stratification (5)Stratify 4 Weeks (1)Stratify 8 Weeks (12)Stratify 24 Weeks (1) Narrow Your Search In stock Clear ALL selections AvailabilityIn stockOut of Stock (1)GerminationNo Stratification (5)Stratify 24 Weeks (1)Stratify 4 Weeks (1)Stratify 8 Weeks (12) All Wildflower Seeds: Silene - Stylophorum X Create new wish list Wish List Name: Privacy Level: Public Shared Private Comment: