Fully coated calcium and magnesium fertilizer. Controlled release nitrogen, calcium and magnesium in one product. For pot plants, bedding plants, perennials and container nursery stock crops, providing extra calcium and magnesium. Ideal for mixing in substrates and beneficial in peat reduced growing media (substrates with woodfibre, bark, cocopeat, compost). Very suitable to use in combination with other Osmocotes and water soluble fertilizers.