cool you could use other herbs aside from rosemary and lavender like thyme and sage also cedar
1/4 cup water
1/4 cup liquid soap, such as castile
1/2 teaspoon light vegetable oil (omit if you have very oily hair.)
1. Mix together all ingredients. Pour the shampoo into a clean squeeze bottle or empty shampoo bottle.
2. To use: Shampoo as you normally would and rinse well with cool water.