Perennial Herb: Tolerates deer and bog. The Paradiso Double series is a Primula acaulis x polyanthus that features double flowers, uniform growth & flowering, compact plant shape, & long shelf life. Good border, bedding, woodland, windowsill & container plant. Attracts butterflies. Blooms: fall-spring. Color: yellow. Double blooms resemble roses. Height: 4-6 in. Width: 5-6 in. Exposure: sun/part shade. Water: moderate. USDA Z6.