Salpiglossis Seeds - Royale Series91 98 days. Royale Series salpiglossis seeds grow one of summer's most exotic, colorful, and exclusive blooms. Royale Series seeds promise your garden compact salpiglossis bushes bursting with 3 heads of smokey red and mahogany 5 lobed petals. Royale Series salpiglossis seeds only mature to 12 16 tall and are an ideal grow as a bedding plant or for indoor containers and pots. Royale Series salpiglossis is native to regions near the Antarctic and is a