Hypericum japonicum aka Matted St. John's Wort
Taxonomy ID: 11024
Common names
Matted St. John's Wort, Matted St John's Wort, Swamp HypericumMore information about Matted St. John's Wort
What is the region of origin of Matted St. John's Wort
Matted St. John's Wort’s native range is E. Asia - China, Japan to Australia and New Zealand.
What are the water needs for Matted St. John's Wort
Matted St. John's Wort should be watered regularly, allowing the soil to dry out between waterings.
What is the right soil for Matted St. John's Wort
Matted St. John's Wort loves a well-draining soil. Perlite and vermiculite help with drainage, while coco coir adds organic matter, so a good potting soil mix will have all three. You can improve store-bought soil by adding some perlite to it.
What is the sunlight requirement for Matted St. John's Wort
To ensure optimal growth, the Matted St. John's Wort prefers bright indirect light for 6-8 hours each day. Insufficient light can result in slow growth and leaf drop, so it's important to find a well-lit location for this plant. Place it near a window, within a distance of 1 meter (3 feet), to enhance its potential for thriving.
How to fertilize Matted St. John's Wort
The growth of Matted St. John's Wort is not rapid and it doesn't necessitate any extra fertilization. By replacing its potting soil once a year, it should receive ample nutrition. It is important to note that plants obtain their energy from the sun's rays, not from fertilizers.
Is Matted St. John's Wort toxic to humans/pets?
Ploi's records do not contain confirmed information on the toxicity of this particular plant. In the event of accidental ingestion of plant material with questionable toxicity by you, a family member, or a pet, it is always a good idea to consult a healthcare professional.
About Ploi
Ploi (4.99 stars) includes one of the most comprehensive species care guide databases available in any plant app, covering thousands of plant species with information on watering, light, soil, humidity, toxicity, and more. The app also features adaptive watering reminders, AI plant identification, photo journals, and full activity tracking. Available on iOS, Android and web.
More Species in Hypericum Genus
Hypericum perforatum Saint John's Wort
Hypericum attenuatum
Hypericum bellum
Hypericum japonicum Matted St. John's Wort
Hypericum prolificum Broombush
Hypericum punctatum Dotted St. John's Wort
Hypericum aethiopicum Hypericum Aethiopicum
Hypericum hypericoides St. Andrew's Cross
Hypericum nagasawae Hypericum Nagasawae
