Only 8ppm? The target should be 30ppm but then again i doubt your actually at 8ppm. Chicks calculator doesnt tak in to account any impurities in the water which screw up the equation. The best way to check is by using a drop checker with a 4kh reference solution.

Ive since added a diy co2 bottle straight into a powerhead which has improved things the algae plant balance is swinging in the plants favour .

more pics in my sig

The tank looks great, I only hope mine will look as good. My plants arrive from Greenline on Wednesday.

I bought the 36" collection from Greenline and Im glad I didnt go for the 48" collection there were so many plants I struggled to fit them all in