Dyna-Gro Mag-Pro 5 Gallon (Freight/In-Store Pickup Only)

Mag-Pro is a unique supplement that can be used with any complete nutrition formula as a blossom booster. The high phosphorus, magnesium and sulfur content of this formula brings out color, fragrance and size in flowers, fruit and many vegetable crops. Growers using reverse osmosis, rain or deionized water benefit from the addition of Mag-Pro to their watering schedule.