Hello, I have 10 seedlings growing and 3 out of 10 has this problem, yellowing tip of leaves, they are 5-6 days old now,
soil has no ferts in it, I didn't give them any nutes, just giving regular tap water (ph 7) soil ph is around 7.0-7.2
mix is 10% wormcastings 20% perlite 70% soil. I water...