Diatoms, also known as brown algae, appear as brown patches on plants. Brown algae is common in new setups for the first couple of weeks. Often, brown algae or diatoms can go away without much intervention as the tank matures. Read on to find out how to remove brown algae or diatoms from planted tank.
Old growth on stressed plants attract algae. New growth on healthy plants are algae resistant. In tanks going through a period of transition stress, it is important to make space for new growth by clearing out the old.