Hydrangea xinfeniae
Image: anschieber (cc-by-nc)
NameHydrangea xinfeniae
Scientific NameHydrangea macrophylla
Common NamesBigleaf Hydrangea, French Hydrangea, Mophead Hydrangea, Lacecap Hydrangea
Plant FamilyHydrangeaceae
Natural HabitatNative to East Asia, particularly Japan, it thrives in moist, well-drained woodlands, forest edges, and coastal areas. It prefers partial shade but can tolerate full sun with adequate moisture.
Parts Usedroot,leaf,flower
Medicinal Actionsdiuretic,anti-inflammatory,astringent
Traditional UsesTraditionally used in some systems of medicine for urinary tract issues, including kidney and bladder stones, and to support prostate health. It has also been explored for its potential in treating autoimmune conditions due to its immunomodulatory properties.
Active ConstituentsHydrangin, hydrangenol, scopoletin, saponins, flavonoids
Preparation Methodsdecoction,tincture,powder
Contraindications & WarningsMay cause gastrointestinal upset, nausea, or diarrhea in some individuals. Large doses can be toxic. Avoid use during pregnancy and lactation. May interact with diuretics or blood-thinning medications.
Cultivation NotesPrefers rich, moist, well-drained soil and partial shade. Soil pH significantly influences flower color; acidic soil (pH < 6.0) promotes blue flowers, while alkaline soil (pH > 7.0) promotes pink flowers. Requires consistent watering, especially in dry periods.
Raritycommon
Description
A deciduous shrub known for its large, serrated leaves and prominent, often spherical or flattened flower heads. The flowers can vary in color from pink to blue, depending on soil pH, and persist into the colder months, drying on the plant.
