91-98 Days to maturity. Viola x wittrockiana. Delta Premium Series Pansy Seeds. Non-GMO, hybrid, Premium Quality Seeds, annual. Delta Premium Series pansy seeds are an easy-to-grow summertime classic to add a touch of brilliance both indoors and out. Delta Premium Series seeds promise vibrant yet delicate 2-3 inch bicolored blooms. They mature into compact pansy plants ideal for small planters, window boxes, or hanging baskets out on the patio. Delta Premium Series thrive in a variety of shady and cool gardens across North America. Hardy annuals that do not tolerate extreme heat, but will overwinter in areas with mild winters.