Trace spirals. Draw a freehand spiral pattern on parchment-covered cake board. Cover pattern with parchment paper.
Melt white Candy Melts candy according to package directions. Use yellow and blue from primary candy color set and pink and green from garden candy color set to tint portions of melted white candy.
Use pattern and melted candy in cut decorating bag to pipe one spiral in each color for each treat. Chill until firm, about 3 to 5 minutes.