All Natural DIY Hair Color Recipes: For blondes ... *Strong Chamomile Tea (2 cups) *Freshly squeezed lemon juice( ½ cup) *1/2 cup strong calendula tea (only if you want more golden tones). Spray your hair with lemon juice and go out in the sun. The longer the better. Next, apply a mixture of 1/2 cup of strong chamomile tea and 2 cups of water. Leave on for several hours. If you can sit in the sun, even better. Your hair will be shiny, soft, and lighter.