The Mother's Day cake design consisted of light pink frosted cake with pink shell borders and dark-pink roses. The roses were piped the same night I baked the cakes to allow then time to dry slightly, which leads to easier placement on the cake without ruining the flower petals. I thinned the icing more this time, but still maintained a "stiff" consistency to be sure the petals will not droop. Success!
It took some thinking but I decided to frost the cake a "grass" green and somehow pipe a brown horse design. Here's the result: