Like Weedhound suggested, you will need to transplant to a better soil. Your soil cannot be leeched of it's nutrients and you will continue to have the same problems.
gainesvillegreen Reviewed by gainesvillegreen on . OverFert problem! Can MG time release Soil Be Flushed? The thread title says it all. Having Over fert problems, can the mg time released soil be flushed well enough to eliminate this problem? Rating: 5