Round-leaved St. John's wort (Hypericum nummularium)

Round-leaved St. John's wort

The Pfennigblättrige St. John's Wort is a perennial, woody on the base plant, the stature heights of 8 to 30 cm reached. It possesses several bogig rising, stielrunde, very thin stalks. The opposite leaves are up to 1.6 cm long and about as wide; the largest width is below the middle.

Scientific classification

Species

Round-leaved St. John's wort (Hypericum nummularium)

Nances, spurges, willows and allies

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Perennial

Lifespan

Shrub

Plant Type

Summer

Bloom Time

30 cm

Plant Height

30 cm

Spread

Green, Blue

Leaf Color

Yellow, Gold

Flower Color

Distribution of Round-leaved St. John's wort

Distribution Map

Round-leaved St. John's wort is native to the western European region. It has, however, been introduced and established in parts of northern Europe. This perennial herb has expanded its range beyond its natural habitats, finding new ground where conditions are favorable for its growth.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Round-leaved St. John's wort

Every 3 weeks

Water

Full sun

Sunlight

10 - 35 ℃

Ideal Temperature

Water: Round-leaved St. John's wort prefers moist, well-drained soils and consistent moisture, with a watering schedule of every three weeks to prevent waterlogging. Typically grown outdoors, it thrives under natural light and benefits from seasonal temperature changes and rainwater for hydration.

Fertilize: For ideal care, fertilize round-leaved St. John's wort monthly with balanced NPK fertilizers during the growing season to enhance growth and flowering. Decrease feeding in winter. Use slow-release formulas, water after application, and adjust rates based on size to prevent damage from over-fertilization.

Pruning: Round-leaved St. John's wort features round leaves and yellow flowers. Prune in early spring to remove dead stems and trim one-third of the plant, promoting health and bushiness while enhancing flowering. Use clean, sharp tools to prevent disease; consult horticultural guides for tailored care tips.

Propagation: To propagate round-leaved St. John's wort, start with healthy cuttings and a well-draining growth medium that retains moisture. Use rooting hormone on cut-ends, place in the medium, and provide indirect sunlight. Maintain consistent moisture without overwatering until roots develop for transplanting.

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Learn More About Round-leaved St. John's wort

Sunlight Requirements

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