You will have to get an Algaecide. lawn fertilizer also fertilizes the algae spores that land in your pool. Try building up the chlorine for a few days first, if you are lucky that may fix it.
cause of the algae in your pool! c.s.
Yes, a pool can get orange algae.
Yes any sort of life in the pool will effect free chlorine.
If it is genuine 'black algae' it is very difficult to remove without emptying the pool and gouging the black algae out of the pool surface. Other algae can be removed by shocking the pool, filtering continuously and brushing walls while maintaining a good sanitizer level.
To treat black algae you will need to add an algaecide to your pool water. These are specifically designed to kill and prevent algae.
well when you leave your pool covered for the winter, you are unable to put chlorine into it. Chlorine prevents algae so to answer your question, the lack of chlorine causes algae
When a pool turns green, the cause is the build up of algae. To remove the algae, chemicals will need to be bought to restore the PH levels in the pool, killing the algae.
Algae can be skimmed from the top of the water using a pool skimmer. It can be removed from the sides of the pool using a brush. To prevent algae from growing in the future, a chemical "shock" will be necessary.
Algae buildup will cause a salt water pool to turn green. A clogged filter will allow the algae to buildup in the pool.