The plant won't fix the damage already caused but you shouldn't notice any new damage if you flushed well enough, it probably wouldn't hurt to flush it a few more times. As long as you have good drainage it shouldn't be a problem flushing again.
Purple Daddy Reviewed by Purple Daddy on . Toxic Salt build up! Solution? Hi there :) Setup: Grow tent 1,5m2 600w HPS Light Mix Soil GHE Flora Serie 15L pots Rating: 5