Botanical Overview
Peegee (Hydrangea paniculata) belongs to the Hydrangeaceae family. Limited but reliable traditional records indicate this plant has recognized medicinal applications in one or more healing traditions. This species belongs to the Hydrangeaceae family, a group of flowering plants.

General Description
It was first formally described by Philipp Franz von Siebold in 1829.
Family Context
The Hydrangeaceae family is widely distributed. Notable medicinal members include:
- Smooth Hydrangea — 16 documented uses
Geographic Distribution
Peegee has been recorded in 10 countries and territories worldwide, including Canada, China, Japan, South Korea, Latvia, and others.
Traditional Uses
Peegee has been traditionally used for respiratory conditions, urinary tract health, and fever management.
Respiratory conditions.
- Cough
Respiratory conditions are addressed through steam inhalation of the herb’s vapors or internal use as a warm tea. The hot infusion acts as an expectorant, helping to loosen phlegm and clear congestion. Some traditions combine it with honey for coughs.
Urinary tract health.
- Diuretic
Urinary tract applications typically involve drinking the herb as a mild tea, which increases urine production and helps flush the urinary system. It may be combined with other demulcent herbs to soothe irritated tissues.
Fever management.
- Malaria
Febrifuge preparations are typically administered as hot teas to induce perspiration, which helps the body regulate temperature. The patient is kept warm and encouraged to rest while the herb promotes sweating.
Active Compounds
Phytochemical research has identified 12 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).