Plants need water, oxygen and warmth to grow and develop properly. If the temperature of the environment is too hot or too cold, few seeds will germinate. The temperature at which the greatest ...

Print out or draw some pictures which show the different stages of a plant's lifecycle using the worksheet below. Label each stage and explain what is happening.

A robot can determine what kind of plant it is, what stage of growth it is in and whether it needs water by touching it.

Researchers in China have developed a robot that identifies different plant species at various stages of growth by "touching" ...