Emerald Harvest Cal-Mag 2.5 gal Plant Support but works with Agilent 531

but works with Agilent 531 or 536 sensors as well if you are looking for a more robust sensor option

5 Gram bags will take 2

Clean up trash from deep pores to shrink pores

Built upon the most popular grow tent features

Unique Design & Size Range: The Intense line boasts 6 top-quality models

Emerald Harvest Cal-Mag 2.5 gal Plant Support but works with Agilent 531Description Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them green and healthy vigorous. Activate enzymes in plants that help plants uptake nutrients. Keep your plants productive and green in any growing medium with this calcium magnesium supplement. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for