ZAV Terra Complex is a high-performance, granular base fertilizer formulated to prepare the ultimate soil bed for your crops. Applied directly to the soil before or during planting, it serves as the primary "food bank" for the plant's entire life cycle. What sets ZAV Terra Complex apart from standard NPKs is itssignificant 15% Sulfur Trioxide (SO3) content. This addition not only provides essential sulfur nutrition but also actively conditions the soil environment to maximize root efficiency.