Green Planet Pro Cal 1L Cal Mag grow - Blocks/Package : 6

- Blocks/Package : 6

leading to stronger

and zinc to ensure your plants do not come up short when they are ready for rapid growth

One-button operation with low-noise spraying action provides ease and comfort of use

Size of the bag determines 2 things

Green Planet Pro Cal 1L Cal Mag grow - Blocks/Package : 62 0 0 Calcium and magnesium supplement to provide essential elements for rapid growth Pro Cal is an excellent supplemental source of essential elements that plants require at all stages of growth. Our formula provides readily available calcium and magnesium, as well as iron, nitrogen, boron, and zinc to ensure your plants do not come up short when they are ready for rapid growth.