Factors affecting plant growth

Apart from light, air and water, plants also need mineral nutrients. These practicals explore the needs of plants in more detail.

Experiments

• Investigating the effect of minerals on plant growth
  Use any of these four methods to follow the effect of changing the combination of available minerals on plant growth.
• Recording variation in ivy leaves
  Develop investigative skills and data-handling techniques using the example of a common plant that shows significant variation.