Autos in Hell

[Ironhead1970]

Hello growing Train wreck autoflower PH 5.8, TDS 315, water temp 68.2F. Humidity is 49%, tent temp 72F. Use Hydroguard last water change was 6 days ago. Feeding GH Floranova one part nutrient one tsp every other day or so.
New growth has bright green tips? Please help will be 4 weeks old tomorro

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[FatManatee]

I know the reply is a bit late, but it seems like nitrogen toxicity to me, as shown by the clawing and yellow leaf tips. You should reduce the amount of nutrient feed to your plants.