@bgourami320 : Thanks a lot ! If your bulbs are expired the plants will grow slower and algae will soon appear .I use T5 light bulbs of 5 $ a piece and they last about 18 months.
A T8 lasts approximately 6 months .There must be a way to find bulbs in your area. Good luck !
A T8 lasts approximately 6 months .There must be a way to find bulbs in your area. Good luck !