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FAHRENHEIT

Fahrenheit is a scale for measuring temperature, e.g. 32 degrees Fahrenheit water freezes and 212 degrees Fahrenheit water boils.

FLOOD & DRAIN

Flood and drain: please see Ebb and flow above for details.

FLUSHING

Flushing is to remove unwanted nutrients and salts from plants and media, usually done towards the end of a crop cycle by applying water only for several days. Flushing can also be used for plants that have been over fed to remove excess nutrients and salts to revitalize plants.

FOLIAGE

All the leaves on a plant are considered as the foliage.

FOLIAR FEED

Applying a nutrient solution by mist or spray onto the leaves of a plant is to foliar feed. Foliar feeding is recommended just before your grow room lights turn off.

FUNGICIDE

A fungicide is a substance that can be applied to plants to treat and eradicate any fungi present.

FUNGUS

Mushrooms are probably the best example of a fungus. They are organisms that can grow with little light as they lack chlorophyll.

FUNGUS GNATS

Fungus gnats (black fly) are mainly black in colour and very small with long legs and thin wings. Their eggs are laid in the root zone of plants and when the larvae hatch they will eat your roots and can destroy your plants if not treated.

 



Last Updated (Friday, 30 August 2013 19:14)