This dissertation is mentioned to control the pH and EC in vegetables without soil for people who turn to interest in eating more vegetables without soil. The vegetable plot trial with size 100 cm ,long 200 cm ,high 100 cm, weight 20 kg, not including water in the vegetable patch,box of nutrients 3 box,mixing tank 1 tank and the control box 1 box.Based on the control of Microcontroler tribes Arduino version Arduimo Mega 1660 as the control,use the power 12 Volt.