Water
Water regularly, especially during dry periods, ensuring the soil remains consistently moist but not waterlogged. Allow the top few centimeters of soil to dry out between waterings.
Reduce watering in winter when the plant is dormant.
Also known as St John's Wort · Зверобой
Hypericum perfoliatum, also known as Hypericum perfoliatum, is a flowering plant native to Europe and Asia, characterized by its yellow, star-shaped flowers.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun to Partial Shade
75% intensity
Prefers at least six hours of direct sunlight daily.
Moderate
50% intensity
Keep soil consistently moist, but not waterlogged.
Well-drained, sandy or loamy soils
50% intensity
Moderate
50% intensity
Prefers average room temperatures; hardy in USDA zones 5-9.
Outdoor
50% intensity
Low
25% intensity
Fertilize sparingly in spring with a balanced fertilizer.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water regularly, especially during dry periods, ensuring the soil remains consistently moist but not waterlogged. Allow the top few centimeters of soil to dry out between waterings.
Reduce watering in winter when the plant is dormant.
Prune in late winter or early spring to shape the plant and remove any dead, damaged, or crossing branches. Cut back stems by about one-third to encourage bushier growth and more abundant flowering in the coming season.
Propagate from softwood cuttings taken in late spring or semi-hardwood cuttings in mid-summer. Root cuttings in a well-draining potting mix.
Seed propagation is also possible, typically sown in autumn or early spring, though germination can be slow and erratic.
Repot mature plants every 2-3 years, or when they become root-bound. Use a well-draining potting mix. Spring is the ideal time to repot, providing the plant with fresh nutrients and space for root development.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Hypericum Perfoliatum (Hypericum perfoliatum)
Where Hypericum Perfoliatum (Hypericum perfoliatum) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Malpighiales |
| Family | Hypericaceae |
| Genus | Hypericum |
| Species | Hypericum perfoliatum |
Similar in genus Hypericum
Answers based on plant encyclopedia data