One of the most fascinating features a flower can have is the ability to change color throughout the season. These ...

Flowers like Heuchera, Hydrangeas, Lantana and Roses change colors due to multiple factors. Learn the color meanings of ...

Hydrangeas are one of the only types of flowers that can change color. The change in hue happens in response to the availability of aluminum. These gorgeous landscaping plants are like pH alarms ...

Students recognize that a particular color change is a characteristic property of a substance ... The color of many hydrangea flowers are dependent on whether the soil in which they are grown are more ...

Or imagine that a change in background color represents a slight change in the shape of a certain flower's blossom, while the creatures' colors denote birds with differently shaped beaks ...