We have SUCH a fun first challenge this month at CSI: Color Stories Inspiration!!!
Here is how I solved this case:
I worked with grass green, lime green, yellow orange and red.
I decided to recreate the hat on the lady as my background, so I did a bit of watercolour brushing on plain white cardstock. I also popped on some flowers and a cactus and I used lots of patterened paper in my layering.
Here are some more shots of this piece: