It is usually some shade of yellow but can range through orange, pink and white.

The colour can vary from yellow, through orange to brick red or brown.

"They turn yellow in the center, then layer outward through orange to red," he said.

Her status lights switched through red, orange, and yellow to green.

This has creamy buds which open yellow and then pass through orange to blood red.

Very similar to 'Aurora' having yellow flowers that pass through orange to red with age.

Flower colour varies from white through yellow to deep orange.

Our eyes can see visible light in a spectrum ranging from red through orange, yellow, green, blue and violet.

Most were of ruby color, but some ranged through rich orange to deep golden.

The background color ranges from cream through yellow to light orange, but not red.