Glossary of Gardening Terms: A - Z


Descriptions of common gardening terms and phrases…



A plant growing on another for support

An Epiphyte is a plant that grows on another plant, using it for stability and support, although not feeding from the supporting plant. E.g. Many members of the Orchid group are epiphytes.


Acidic soil type

Describes a soil or compost with a low pH value (below 7 on the pH scale) usually referred to as ‘acid soil’. Certain plants require ericaceous soil or compost to thrive. e.g. Rhododendron and Camellia. See our list of ericaceous plants.


Training method

Glossary item image for Espalier
A recognised form of training trees. Opposite branches are trained horizontally from the central stem. This method is most commonly used to train fruit trees.


A plant that retains its leaves all year round

Evergreen plants retain their leaves throughout the year, with each leaf lasting for more than 12 months. Older leaves are gradually shed over a period of time.