750 Seeds. Maltese Cross. Perennial.
 
Lychnis chalcedonica has scarlet red flowers that bloom in June. It is a favorite of hummingbirds and butterflies. Hardy to zones 4–10.
 
Height 3–4 feet. Spacing 15 inches.
 
Sowing Lychnis Seeds:
 
Start seeds indoors 8 weeks before the last frost date, barely covering seeds. Lychnis likes full sun to part shade. Space 15 inches apart.