Do I need fertilizer the first couple weeks in Hydroponic setup?

[weedify]

I’ll be using tap water that reads ppm 271

[BetrayedSoul]

And you will ph the water ? 5.8

When I start in my hydro system I use 1ml/gal of each nutrient for seedlings.

[tanlover442]

yes…YOU are the ONLY source of nutrition

[repins12]

I agree with both above