Cal-Mag™ Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag™ Plus is strongly recommended when using reverse osmosis water and when growing in coco coir-based medias to compensate for natural calcium draw. Cal-Mag™ Plus can also be applied as a foliar spray to further enhance growth.
Delivery
All orders within the USA are shipped via UPS at the following rates (you will have the option to select your rate when placing an order):
- Free Standard (1-5 business days) — Free (orders over $100)
- Standard (1-5 business days) — $5.95
- Next Day Air (1 business day) — $18.95
