An examination of the tissues present in a typical plant stem, their function, and how they develop and change as the plant grows and matures.

A detailed look at the internal structure of a typical plant leaf, examining the types of cells and their function.

A brief discussion of the three main ways in which water, nutrients and gases move within plants, being mass flow, osmosis and diffusion; and of when and why particular substances move in the way that they do.

An overview of the difference between inorganic and organic chemistry, and how both are relevant to understanding plants and their environment, including a summary of some of the most important types of organic molecules found in plants.

A simple explanation of some of the forces that exist between molecules, and which are essential for movement of water and nutrients through plants

Whether completely new to chemistry or in need of a refresher, this will help with understanding some of the key concepts used throughout Getting Dirty.

This final article on plant classification looks into the idea of plant families, and why it is helpful to know which family a particular plant belongs to.

An overview of the main stages of a plant's life cycle, from seed germination to senescence and death, together with a discussion of how some plants benefit from completing their lifecycle in a particular lifespan.

An overview of the main differences between monocotyledonous ("monocots") and eudicotyledonous ("eudicots") plants; although defined by the number of seed leaves ("cotyledons"), this is not the most important difference.

The first intermediate level article on Getting Dirty, looking into the difference between plant and animal cells, and the four main types of tissue in plants: meristem, dermal, vascular, and ground tissues.

An introduction to plant anatomy at the highest level: the main parts of a plant, their components, and their purpose in helping the plant survive, thrive and grow.

An explanation of the Linnaean taxonomy for classifying organisms; an introduction to botanical Latin, and a discussion of the reasons for its use.

An overview of the four main groups of plants and some of the key differences between them.

A list of resources used in researching articles for Getting Dirty, including books, pamphlets, newsletters, academic articles, websites and YouTube channels.

A simple introduction to plants and soil: the critical processes that allow plants to grow and thrive, and how these rely on the environment in which plants live.

An introduction to the philosophy of Getting Dirty: why it is important to dig deeper into issues in gardening and garden design.