盖亚绿岩磷酸盐 - 2 公斤

Available phosphoric acid provides a fast-absorbing form of phosphorus that fuels root growth, energy transfer, and strong flowering. It becomes part of the plant’s total available phosphate supply, but the two terms are not the same—available phosphoric acid is one source of phosphorus, while available phosphate refers to the entire pool of plant-available phosphorus overall.

Calcium is important because it builds and stabilizes plant cells as they form, acting as the structural support that keeps new growth strong and functional. Unlike other nutrients that drive color or speed of growth, calcium’s role is unique because it controls cell wall strength and membrane stability, making it essential for healthy roots, shoots, and long-term plant resilience rather than quick visual results.

Total Phosphoric Acid (P2O5) matters because it represents phosphorus—the nutrient that powers energy movement for strong roots, fast development, and successful flowering—yet it’s unique because availability depends heavily on root-zone conditions like pH, temperature, and oxygen, so you can have plenty present while the plant still can’t use it.

Natural rock phosphate is different because it releases phosphorus slowly as the root zone and soil biology unlock it, so it builds long-term fertility instead of causing a fast nutrient spike. That slow, reserve-style supply is important because phosphorus drives root energy and flowering, and it also helps avoid the micronutrient imbalances that can happen when phosphorus is pushed too quickly.