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Tall Tutsan

Hypericum x inodorum

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Plant Profile

Flowering Months:
Hypericaceae (St. John's Wort)
Semi-evergreen shrub
Life Cycle:
Maximum Size:
150 centimetres tall
Gardens, hedgerows, parks, riverbanks, waterside, woodland.

Yellow, 5 petals
Yellow flowers, up to 3cm in diameter. Many yellow stamens.
Pointed oval, green, berry-like fruit. Fruits later turn red. Many seeded.
Oval shaped leaves in opposite pairs along the stems. Stalkless.
The leaves are aromatic after crushing them.
Other Names:
Inodorum, St. John's Wort.
Frequency (UK):
Occasionally seen  

Similar Species

Other Information


Hypericum x inodorum, also known as Tutsan or 'Inodorum', is a hybrid species of the genus Hypericum. It is a perennial plant that is a cross between Hypericum hircinum and Hypericum androsaemum. It is characterized by its dark green leaves and large clusters of bright yellow, star-shaped flowers that bloom in late spring to early summer. The plant is often used as an ornamental plant in gardens and is also used in traditional medicine. It is toxic if ingested in large quantity. This hybrid is less hardy and less floriferous than the H. androsaemum, but is more resistant to foliar diseases.


Tall Tutsan, Hypericum x inodorum, is a stunning hybrid species of the Hypericum genus, also known as St. John's Wort. This plant is a popular ornamental plant, prized for its attractive foliage, bright yellow flowers and long blooming period. It's a hardy plant that can grow in a variety of soil types, making it an easy-to-grow option for gardeners of all levels.

Tall Tutsan is a hybrid species of Hypericum androsaemum and Hypericum hirsutum. It is a large shrub that can grow up to 6 feet tall and wide, with a bushy and spreading growth habit. The leaves of the Tall Tutsan are oval-shaped, glossy, and dark green in color. The foliage is a beautiful contrast to the bright yellow flowers that bloom in summer and early autumn. The flowers are star-shaped, with numerous stamens and petals, and are highly fragrant, making them a popular choice for cut flower arrangements.

In addition to its attractive foliage and flowers, Tall Tutsan is also known for its long blooming period. It will produce flowers for up to three months, making it a valuable addition to any garden. The plant is hardy and can grow in a variety of soils, including sandy, clay, and loamy soils. It can also tolerate some shade, making it a great option for gardens with limited sun exposure.

Tall Tutsan is a low maintenance plant and is easy to care for. It is recommended to prune the plant in late winter to control its size and shape. It also benefits from regular watering and mulching to help retain moisture and keep the roots cool. The plant is resistant to pests and diseases, making it a great choice for gardeners who want a beautiful and easy-to-care-for shrub.

Tall Tutsan, Hypericum x inodorum, is a fantastic hybrid species that is sure to add beauty and interest to any garden. With its attractive foliage, bright yellow flowers, long blooming period, and ease of care, it's a plant that will bring joy to gardeners of all levels.

Another great aspect of Tall Tutsan is that it is versatile and can be used in a variety of different gardening styles. It can be used as a standalone shrub, or planted in groupings to create a stunning and colorful display. It's also a great option for informal gardens, mixed borders, and cottage gardens. The bright yellow flowers of Tall Tutsan will complement other colorful blooms and foliage in your garden, making it an excellent choice for creating a cohesive and attractive garden design.

In terms of wildlife, Tall Tutsan is a great plant for attracting pollinators to your garden. The bright yellow flowers are a favorite of bees and butterflies, who will flock to your garden to feed on the nectar and pollen. This not only helps to pollinate your other plants but also provides a source of food and habitat for these important species.

Another interesting fact about Tall Tutsan is that it is a member of the St. John's Wort family. The Hypericum genus has been used for thousands of years for its medicinal properties, and it's believed that Tall Tutsan also has similar medicinal properties. Some people believe that it can be used to treat mild depression, anxiety, and other mental health issues. However, it is important to note that the use of St. John's Wort as a medicine should be discussed with a qualified healthcare professional, as it can interact with certain medications.

Tall Tutsan, Hypericum x inodorum, is a versatile, attractive and easy-to-care-for shrub that is sure to add beauty and interest to any garden. With its bright yellow flowers, long blooming period, and ability to attract pollinators, it's a plant that is sure to bring joy to gardeners of all levels.

Tall Tutsan is also a great plant for creating an attractive and low-maintenance garden. The plant is drought tolerant, making it an excellent choice for gardens in dry or arid regions. It's also deer resistant, which makes it a great option for gardens in areas where deer are a problem. Furthermore, the plant is easy to grow and is low maintenance, making it an ideal choice for gardeners who are looking for a plant that will thrive with minimal care.

One of the unique aspects of Tall Tutsan is its ability to change color throughout the year. In spring, the new foliage is a bright chartreuse color that slowly matures to a rich green by summer. In autumn, the leaves turn yellow, adding another layer of interest to this versatile shrub. This foliage color change adds an extra dimension to the garden and makes Tall Tutsan a great option for gardens that need year-round interest.

Tall Tutsan is also a great option for landscaping projects. It can be used as a specimen plant, planted in mass for a stunning display, or used as a low hedge or screen. Its bushy growth habit and ability to grow to a height of 6 feet makes it an excellent choice for creating a natural screen or privacy barrier.

Distribution Map

Reproduced by kind permission of the BSBI.

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