EH Cal-Mag - 55 Gal. nutrient rich The AS-2 CO2 Alarm Station

The AS-2 CO2 Alarm Station combines an audio-visual alarm module with a color-coded LED display indicator and a LCD digital ppm level reading

BVV™ 10" x (3) 1

PhysioSpec Greenhouse offers a world-class work and research environment with vivid colors and greater contrast to study the health of your crop

promoting healthier growth

and eliminates the need for external ballasts or reflectors

EH Cal-Mag - 55 Gal. nutrient rich The AS-2 CO2 Alarm StationGrow Lush, Green Plants Keep your plants productive and green in any growing medium with Cal Mag, a calcium and magnesium supplement from Emerald Harvest. Emerald Harvest Cal Mag is more than just a calcium magnesium supplement. In contrast to competing products, EH Cal Mag contains kelp extract, a natural source of nitrogen and other helpful compounds, making it different from standard products of its kind. Containing top quality ingredients, Cal Mag