(New Guinea Impatiens) Ready to add a burst of white to your shade garden? Roller Coaster White Lightning New Guinea Impatiens does just that! This impatiens features semi-double flowers that are stark white. These bright blooms have a distinct shape with ruffled edges unique to the Roller Coaster series. You’re sure to see loads of flowers on this impatiens that will contrast nicely with its deep green, structured foliage. Roller Coaster White Lightning New Guinea Impatiens stay neat and compact, growing 12 – 18 inches tall and wide. It grows best in full shade to part shade areas of the garden. Give it a try in your porch pots or patio containers, or plant as a border plant in the garden or landscape. White creates a glow in the garden at night. Impatiens are easy to care for and are light feeders not requiring a lot of fertilizer. No shade garden is complete without this timeless staple flower.