brown patch

  1. T

    S repens brown dead leaves, random spots, couple at a time

    please help so my first plant in a 15g tank was s repens ph 7.5 hardness 10 kh 4 nitrates around 40ppm still cycling light is a nicrew 24/7 planted aka (RGB Plus 24/7 V2 ) - was running at 100% and i recently bumped it down to 70% but have yet to see improvement, i also bumped it down because...