FoxFarm Bush Doctor® Cal-Mag

FoxFarm Soil & Fertilizer Co



Nobody likes blossom end rot or tip burn. That’s why FoxFarm brings you BUSH DOCTOR® CAL-MAG. Calcium and magnesium help strengthen cell walls and aid in fruit development, helping you avoid the costly and frustrating deficiencies that cause these problems. OMRI Listed® and CDFA Registered for Organic Gardening.

How to Use:

Shake well before use. Mix 1 tsp (5 mL) per gallon (4 L) of water. Begin use just before bud development. Continue use as needed, not more than once per week.

Maintain a pH range of 5.6 – 6.8. A pH outside this range can impact the availability of calcium and magnesium.


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