CK® Your partner in smarter & tailored crop solutions

The Chelated-Fe Family provides advanced iron fertilizers in powdery, liquid, and microgranular formulations, designed for optimal iron availability and uptake. Featuring chelation technologies such as EDTA, EDTDHA, EDDHA, and lignosulfonates, these products prevent and correct iron deficiencies even in challenging soils with high pH or calcareous conditions. By ensuring efficient iron supply, they support chlorophyll synthesis, enhance photosynthesis, and improve overall plant vigor and yield quality. Suitable for foliar, fertigation, or soil application, the family offers flexible solutions to maintain healthy, productive crops across a variety of growing systems.

CK® Cultivation Key™ PrimeFer™

CK® Cultivation Key™ PrimeFer™ is a premium-grade iron fertilizer containing EDDHA-chelated iron (with ortho-ortho isomer), engineered for maximum stability in high pH, alkaline, and calcareous soils. Its superior chelation ensures long-lasting iron availability, effectively preventing and correcting chlorosis and iron deficiency in sensitive crops.