170 seeds. Penstemon cobaea. Perennial. 
 
Also known as Showy Beardtongue. Hardy in zones 4-9.
 
Height 24 inches. Spacing 12 inches.
 
Sowing Penstemon cobaea Seeds
 
Start seeds indoors in late winter. Barely cover the seeds with soil, then refrigerate for 8 weeks. Full sun to part shade.
 
Photo courtesy of Diane's Flower Seeds