Matrix is your best option for longer days and warmer growing. Its uniformity of timing and plant habit simply can’t be beaten by any other varieties in the marketplace.  Sold in six pack.
 
Common Name: Extra-Large-Flowered Pansy
Blooming Season: Early Spring, Autumn, Winter, Spring
Plant Habit: Mounded
Spacing: 8" (20cm)
Height: 8" (20cm)
Width: 8 - 10" (20 - 25cm)
Exposure: Partial Sun, Sun