
Originally Posted by
Cross
BBA formula = high light + insufficient co2 + poor water circulation
Would encourage to increase co2 to 30ppm or use a drop checker for easy checks.
8 hour photoperiod is good, but would want to check your total waltage. Depending on plant type, diff wpg is recommended.
For exsisting bba, you can remove them with excel. Turn off your filter and inject the excel via a syringe directly onto affected area and leave it for about 5 mins before on-ing the filter again. Carry out this procedure for a few days and bba would turn white and disappear over a few days. Daily dosing of excel is also helpful in keeping bba in check.
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