Botanicare OD Black Tray - 3' x 6' Magnesium Sulfate The 67 g covers a

The 67 g covers a pound and the 8 g a single ounce

the Cultivator Series - Base integrates effortlessly into any existing three-part fertilizer regimen

and EDTA Zinc

aiding the plant in the uptake of organic and inorganic matter throughout the growing cycle

Botanicare OD Black Tray - 3' x 6' Magnesium Sulfate The 67 g covers aFor these compact spots that require precisely measured components Botanicare has developed new Outside Dimension Trays. These trays sit in the precise footprint that their name suggests and fit easily into all growing tents on the market. The Botanicare OD trays, available only in black ABS plastic, are formed with an easy to clean diagonal drainage grid to direct water towards drainage fittings. Superior rigidity over other OD trays on the market,