Natural conditions make lettuce bitter: some lettuce bitter is caused by natural conditions, the most important point is that the growth time is too long, and during the growth of poor light conditions, so that the formation of sweeteners in the lettuce is small, so that it tastes like a bitter situation. Improper fertilization caused by lettuce bitter: in the planting of lettuce, improper fertilization will also cause lettuce bitter, when lettuce in the growth period out of the lack of nitrogen fertilizer, will let the growth of lettuce appeared bitter, the best way to avoid is in the growth of lettuce during the period of application of sufficient fertilizer, try to provide enough nitrogen fertilizer for lettuce.

Lettuce bitter solution:

Cut the lettuce into segments and put it in water to soak, can make its bitter taste fade, you can also put the lettuce in boiling water blanching, blanching after the lettuce bitterness will be reduced, and then add some garlic into the cold, can clear heat and detoxification to fire.