Hypericum calycinum aka Aaronsbeard St. Johns Wort

Taxonomy

Genus Hypericum Family Hypericaceae Order Malpighiales Class Magnoliopsida Phylum Tracheophyta
Hypericum calycinum, also known as Rose-of-Sharon, Aaron's beard, great St-John's wort, creeping St. John's wort, and Jerusalem star, is a prostrate or low-growing shrub in the Hypericaceae family. This evergreen plant, reaching heights of up to 30cm, spreads through runners and features arching, woody stems with slender, dark green leaves that have irregular, yellow-green margins. The new growth of the leaves has a bronze flush. In summer, Hypericum calycinum produces beautiful buttercup yellow flowers at the tips of its stems. Widely cultivated for its attractive appearance, this plant is commonly found in Mediterranean climates and is prevalent in the Strandja Mountains along the Bulgarian and Turkish Black Sea coast. As a houseplant, St. John's Wort, belonging to the Hypericum genus, is rare but easy to grow. It thrives with regular watering and prefers long-lasting, direct light within a foot of a window. Well-draining soil is ideal, and it usually doesn't require additional fertilizers if repotted when it doubles in size. This species is native to Southern Europe and Southwestern Asia.

Common names

Aaronsbeard St. Johns Wort, Rose Of Sharon, Aaron's Beard

How to care for Aaronsbeard St. Johns Wort

Difficulty

With its straightforward care requirements, Aaronsbeard St. Johns Wort is a hassle-free plant that anyone can enjoy.

Water

Aaronsbeard St. Johns Wort should be watered regularly, allowing the soil to dry out between waterings.

Soil

Aaronsbeard St. Johns 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.

Toxicity

No verified data on the toxicity of this plant exists within Ploi's records. Should you, someone in your family, or your pet ingest plant material with an unknown toxicity level, it is recommended to seek medical advice.

Fertilizer

The Aaronsbeard St. Johns Wort is known for its slow growth and doesn't require fertilizing beyond its potting soil. Replacing the soil in its pot once a year should offer it sufficient nutrition. It's essential to remember that plants get their energy from the sun, not from fertilizers.

Region of origin

Aaronsbeard St. Johns Wort’s native range is W. Asia - Turkey. Naturalized in Britain.

More info:
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More Species in Hypericum Genus

Hypericum kamtschaticum

Hypericum majus Large Saint John's Wort

Hypericum canariense Canary Island St. John's Wort

Hypericum forrestii Forrest's Tutsan

Hypericum nummularium Round Leaved St John's Wort

Hypericum tetrapetalum Fourpetal St. Johnswort

Hypericum androsaemum Tutsan

Hypericum laricifolium

Hypericum montanum Pale St. John's Wort

Hypericum linariifolium Toadflax Leaf St. John's Wort