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Veronica salicifolia

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Plant Profile

Flowering Months:
Plantaginaceae (Plantain)
Evergreen shrub
Life Cycle:
Maximum Size:
2 metres tall
Bogs, fens, gardens, riverbanks, riversides, waterside, wetland.

Purple, 4 petals
Flower spikes of white or lilac-coloured flowers. Pollinated by bees.
The fruit is a capsule.
Long, thin, evergreen leaves. Similar in appearance to Hedge Veronica (Veronica x franciscana) but its leaves are much longer and narrower. The leaves are between 10 and 20cm in length.
Other Names:
Blue Water Speedwell, Willow-leaf Hebe, Willow-leaved Hebe, Willow-leaved Speedwell.
Frequency (UK):

Similar Species

Other Information


Veronica salicifolia is a species of flowering plant in the Plantaginaceae family. Common names for this plant include willow-leaved speedwell and blue water speedwell. It is native to Europe and Asia and is found in wet habitats such as bogs, fens, and along the banks of streams and rivers. This perennial herb can grow up to 60 cm tall and has narrow, willow-like leaves. The flowers are small and blue or violet, and bloom from late spring to early summer. It is not considered an invasive species and is often used as an ornamental plant in gardens and as a ground cover.


Koromiko, also known as Veronica salicifolia, is a plant native to New Zealand that has been used for centuries by the indigenous Māori people for medicinal purposes. This small shrub belongs to the family Plantaginaceae and can grow up to 2 meters in height. It is easily recognizable by its narrow, pointed leaves and delicate pink or white flowers.

The Māori people have used Koromiko to treat a wide range of ailments, including skin infections, cuts, and burns. The plant contains compounds that have antiseptic and anti-inflammatory properties, making it effective in reducing pain and promoting healing. The leaves of the plant can be boiled and used as a poultice or brewed into a tea that can be drunk to ease digestive problems.

Koromiko has also been used in modern medicine for its antibacterial properties. Studies have shown that the plant contains compounds that are effective against a range of bacteria, including Staphylococcus aureus, which is responsible for many skin infections. This makes Koromiko a promising natural alternative to traditional antibiotics.

In addition to its medicinal uses, Koromiko is also a popular ornamental plant in New Zealand gardens. Its delicate flowers and foliage make it a beautiful addition to any landscape. It is also easy to grow and requires little maintenance, making it a popular choice for home gardeners.

While Koromiko is generally considered safe for use in medicinal applications, it is always important to consult with a healthcare professional before using any natural remedy. Ingesting large amounts of Koromiko can be toxic, and it should not be used by pregnant or breastfeeding women.

Koromiko is a fascinating plant with a long history of use in traditional Māori medicine. Its antiseptic and anti-inflammatory properties make it an effective natural remedy for a range of ailments, and its beauty and ease of cultivation make it a popular choice for gardens. As interest in natural remedies continues to grow, it is likely that Koromiko will become even more widely recognized for its potential health benefits.

Koromiko has also been studied for its potential benefits in skincare products. Its antibacterial properties make it an effective ingredient in treating acne, and its anti-inflammatory properties can reduce redness and inflammation. The plant extract has been shown to promote collagen production, which can improve the appearance of fine lines and wrinkles. Koromiko can also help to protect the skin from environmental stressors, such as UV radiation and pollution.

In addition to its use in medicine and skincare, Koromiko has cultural significance for the Māori people. It is considered a taonga, or treasure, and is often used in traditional ceremonies and rituals. The plant is also associated with the Māori goddess Hinemoa, who is said to have used the leaves of the plant to soothe her skin after swimming in the lake that bears her name.

Unfortunately, Koromiko is facing threats in its native habitat due to habitat loss and invasive species. Efforts are underway to protect and conserve the plant, including the establishment of protected areas and the removal of invasive species. It is important to preserve the biodiversity of New Zealand's native flora and fauna, including plants like Koromiko, to maintain the health and balance of the ecosystem.

Koromiko is a versatile plant with a rich history of use in traditional medicine and cultural practices. Its potential benefits in modern medicine and skincare make it a promising natural alternative to traditional treatments. As efforts to conserve and protect the plant continue, it is important to recognize and appreciate the value of Koromiko as a taonga and a vital part of New Zealand's natural heritage.

Koromiko has also been studied for its potential to treat certain types of cancer. Research has shown that the plant contains compounds that have anticancer properties and may be effective in killing cancer cells. One study found that an extract of Koromiko was able to induce cell death in breast cancer cells, while another study found that it was effective against leukemia cells. While more research is needed in this area, these findings suggest that Koromiko may have potential as a natural cancer treatment.

Aside from its medicinal and cultural uses, Koromiko also plays an important ecological role in its native habitat. It provides habitat and food for a variety of native insects, birds, and other wildlife, and is an important part of the ecosystem. The plant is also used in ecological restoration projects, where it helps to stabilize soil and prevent erosion.

Overall, Koromiko is a fascinating and valuable plant with a wide range of uses and potential benefits. Its cultural significance, ecological importance, and potential applications in medicine and skincare make it an important plant to study and conserve. As we continue to learn more about the properties and uses of Koromiko, we may uncover even more ways to utilize and appreciate this unique and valuable plant.


Koromiko filmed in Orford, Suffolk on the 29th June 2022.


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