Glossary

Sulfur

Glossary

Sulfur: aids in the production of proteins as well as stimulating the activity and development of vitamins and enzymes. Vigorous plant growth, healthy root zones, a tolerance to cold weather and the formation of Chlorophyll all occur due to sulfur. Sulfate, a form of sulfur helps to buffer PH in water.

Systemic

Glossary

Systemic: Used in reference to a disease within the plant tissue, not initiated from the external cells. Also refers to materials and compounds which are taken up or absorbed by the plant and designed to fight disease (e.g. systemic fungicide).

Thiamine

Glossary

Thiamine: or B1 is responsible for vigorous growth, carbohydrate metabolism, and stress relief. Some sources have reported thiamine to act as a mild insect repellent.

Transformer

Glossary

Transformer: The component in the ballast that transforms electric current from one voltage to another.

Underwriters Laboratories (UL)

Glossary

Underwriters Laboratories (UL): A private organization which tests and lists electrical (and other) equipment for electrical and fire safety according to recognized UL and other standards. A UL listing is not an indication of overall performance. Hydrofarm offers the only complete line of growlight systems that is UL-listed.

Socket

Glossary

Socket: The threaded, wired receptacle that an HID bulb screws into.

Sodium Molybdate

Glossary

Sodium Molybdate: is a source of molybdenum, which aids a plant with the enzymatic function for nitrogen metabolism.

Sodium Silicate

Glossary

Sodium Silicate: Sodium is used for the osmotic or water movement and ionic balance in a plant and is paired with silicon, a compound of the cell wall. Together these two substances help to thicken cell walls and protect the plant from drought and heat extremes.