repotted before cultivation

repotted with some 8,12,8 fertilized potting soil,day before yesterday ,i have 3-4 weeks left till cultivation did i screw up? can i still flush for 2 weeks in this soil that releases nutes every time ya water? i understand that these are novice questions, help from any and all will have my thanks

Yeah you'll be fine, a little bit of nutrient is better to flush with than plain water anyway, you need to give the salt molecules something to bond to.

preshate dat