Fertilizers, beneficial bacteria, and biostimulants are conventionally delivered through water column dosing, spraying or granular application. These methods share a common flaw–the active compounds are introduced into a large, dynamic environment with no mechanism to concentrate them where they are needed most: the root zone.
The result is underwhelming. Dilution reduces concentration below effective thresholds. Water flow displaces inputs before uptake occurs. Biological agents lose viability before reaching their target. Efficacy becomes inconsistent, dose-dependent, and difficult to reproduce.
This is not a formulation problem. It is a delivery problem.