A comb for hairgrass

• pH: 6.8
• Temp:
• KH:
• GH: 8
• NH4:
• NO2:
• NO3: 10-20
• PO4: 1.0
• Iron:
• Dosing: 5 mL Flourish, 20 mL iron chelate (2 ppm)

Notes:
I read a tip online to use a comb on the hairgrass to clean out any debris and algae. Well, I tried it out tonight, and to my amazement, I ended up combing out all this hair and staghorn algae. Afterwards, the grass was clean and bright green again. A comb for 'hair'grass? Duh!