Hypericum hirsutum aka Hairy St. John's Wort

Taxonomy ID: 9671

Hypericum hirsutum, commonly known as hairy St John's-wort, is a species of flowering plant in the family Hyperaceae. This upright herbaceous perennial can reach a height of 30-40cm and is found in Western Europe. It features small green paired leaves and clusters of golden yellow five-petalled flowers. This downy perennial plant grows to two or three feet and has erect stems and elongated oval leaves with translucent glandular dots. The terminal inflorescences of Hypericum hirsutum bear many pale yellow flowers with pointed sepals that have stalked black dots on the margins. It is primarily found in temperate regions of Europe and western Siberia.

Common names

Hairy St. John's Wort, Hairy St John's Wort, Hairy Saint John's Wort

More information about Hairy St. John's Wort

How difficult is it to take care of Hairy St. John's Wort

Even if you don't have a green thumb, you can successfully care for Hairy St. John's Wort due to its easy-going nature.

What are the water needs for Hairy St. John's Wort

Hairy St. John's Wort should be watered regularly, allowing the soil to dry out between waterings.

What is the right soil for Hairy St. John's Wort

Hairy 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 Hairy St. John's Wort

To ensure optimal growth, the Hairy St. John's Wort prefers bright diffused 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 Hairy St. John's Wort

The Hairy St. John's Wort grows at a slow pace and doesn't require any supplementary fertilizers. By renewing its potting soil once a year, it should receive enough nourishment. Remember, plants obtain their energy from sunlight, not fertilizers.

Is Hairy St. John's Wort toxic to humans/pets?

Ploi lacks confirmed information on the toxicity of this plant. If you, a relative, or your pet accidentally consume plant material with unknown toxicity, it's best to consult a medical expert.

What seasonal care does Hairy St. John's Wort need?

During the wintertime, it's common for Hairy St. John's Wort to go dormant and their growth may slow down, so waterings should be spaced out more.

More info:
Wikipedia