Glossary

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Please note that these terms are related to water gardening only.

Having a pH of less than 7. show...

To supply with air or expose to the circulation of air. show...

Lower forms of plant life that have been in existence for millions of years. Thriving in sunlight, nutrient rich water and warmth. show...

A substance used to kill or inhibit the growth of algae.

Having a pH greater than 7.

The alkali concentration or alkaline quality of an alkali-containing substance.

Lethal to livestock. Should always be kept at zero. Produced from fish waste, dead plant matter, dead livestock and uneaten food. show...

Microscopic organisms that produce rapily under the right conditions. Can be either detrimental or beneficial to ponds. show...

The power of an acid to unite with one or more atoms or equivalents of a base.

Affecting life or living organisms.

Filters that work by converting harmful nitrites into useful nitrates while cleaning water of algae and debris. show...

Medium that provides surface area and good adhesion of nitrifying bacteria with a biofilter. show...

Fibrous green strands of 'cotton wool' like algae. Grows rapidly by utilising excess nutrients in ponds. show...

Used to facia tops of water features. Can be tiles, pavers, stone etc. show...

To make impure or unclean by contact or mixture.

To change from a liquid form to a gas or vapour.

Filters are units designed to clean and clear water. There are three types: mechanical, biological, & chemical. show...

To form lumps or masses. show...

The volume of water to be circulated around entire feature. show...

A structure, often decorative, that issues a jet or stream of water. show...