What is the most widely used hydroponics kits?

There are two widely used hydroponics kits. The first is the ebb and flow. The second is the drip system. 

 

Some people disagree but for the most part these are teh two simplest. 

Best way to avoid pesticides

The best way to avoid pesticides is to visit a hydroponic store and start looking into what hydroponic system is right for you. Under the warm touch of grow lights and filled with nutrient solution indoor vegetables have the ability to avoid a great deal of pesticides. Even better is the ability to grow year round.