herbs for anxiety depression?

Hi, is there a chance that herbs could act in case of anxiety depression? I always thought that herbs are mild compared to drugs, and this is a serious disease.

Herbal remedies containing valerian root, kava kava, melissa and other herbs can provide you a calming relief of anxiety. In combination with stress-reducing techniques results would be even greater. They also affect sleep by promoting feeling of peace of mind and reducing stress effects. The extract of valerian is famous for it’ sedative properties all over the world. It is treatment of choice for anxiety and insomnia, used as sedative and painkiller. It can also prevent panic attacks at night. Valerian is quite safe to take for short periods of timet it’s prolonged applying has not been investigated yet.