FoxFarm Cal-Mag (1 qt) Seed Starting Trays 15% Phosphorus (P): Promotes root

15% Phosphorus (P): Promotes root and bloom development

or Egremont Russet

or garden beds

or breaking

which can be detrimental to your plants

FoxFarm Cal-Mag (1 qt) Seed Starting Trays 15% Phosphorus (P): Promotes rootGringo Rasta Cal Mag from FoxFarm is a concentrated nutrient supplement that delivers two essential mineralscalcium and magnesiumto promote strong, healthy plant growth. These nutrients are critical for cell wall development, enzyme activity, and the production of abundant fruits and flowers. This convenient 1 quart size is perfect for smaller gardens, container plants, or indoor growing setups where precise nutrient management is essential. Cal Mag