Hyssop

 Hyssop is in the mint family as evident by its square stem. Hyssop bears blue to purplish blue colored flowers and these bloom from the month of July in the summer through October in the fall. Hyssop and its oil are mainly used to treat respiratory problems. Hyssop is used for the treatment nasal congestion and mild irritations of the respiratory tract, and bronchitis.The active ingredients of Hyssop facilitates the expectoration of mucus.

It is very mild and has been safe to when dealing conditions of the lungs.
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