Halting the spread of Himalayan balsam: a CABI interview

With its bright pink flowers and fairly common appearance in Europe, and North America, when Himalayan balsam blossoms it can grow up to two metres tall with rough, reddish stems and shiny oval-shaped leaves. As alluring as it sounds, this plant, frequently found along waterways or damp areas, is highly invasive and causes a number…
Read Further

CABI podcast – new series on invasive species launches

Dr Rwomushana scouting for FAW
A new podcast mini-series on invasive species has been launched by CABI. Each podcast episode features CABI experts sharing their in-depth knowledge of an invasive species, including the negative economic, environmental and social impacts that they cause, and CABI’s work in helping to manage them. 
Read Further

CABI podcast: invasive species mini-series

Welcome to the CABI podcast. A brand-new series of four episodes dedicated to discovering more about the devastating economic, environmental and social impacts invasive species have and what we can do to manage them.  Each of the four episodes focus on a different invasive species and feature CABI guest experts, who provide their scientific knowledge on the species, the harm caused by them and what CABI is doing to help try to control the species and their impacts in a safe and sustainable way. 
Read Further

Invasive Species Management: My intern experience

Himalayan balsam
Tasmin Alexander joined CABI as an Invasive Species Management intern in January 2021. Here Tasmin talks about her time working with CABI and the different invasive species projects she has been involved with.
Read Further

UK Invasive Species Week – how can we tackle some of the worst weeds in the UK?

Close up of Himalayan Balsam flower with a bee on it.
Today marks the beginning of UK Invasive Species Week (24-30 May) – a week to raise awareness about the threat of invasive species in the UK and the significant negative impacts they cause to our environment, our economy and our daily lives.
Read Further

The ongoing challenge of tackling Himalayan balsam in the British Isles

Himalayan balsam (Impatiens glandulifera), an invasive species native to the foothills of the Himalayas, is an extremely problematic weed in the British Isles, and one of the species CABI is working to help control in the natural environment.
Read Further

Controlling Himalayan balsam, one of the UK’s most invasive weeds

himalayan balsam flower
Himalayan Balsam’s beautiful pink flowers appear between June and September. We take a look at Himalayan balsam (Impatiens glandulifera), one of the UK’s most invasive and problematic weed species, and the work CABI is doing to combat its spread. Why is Himalayan balsam such a big problem?
Read Further

CABI scientists are leading the fight to control one of the UK’s most invasive weeds – Himalayan balsam

CABI experts in the field of classical biological control are leading the fight to manage one of the UK’s most invasive weeds – Himalayan balsam – thanks to the nationwide release of the rust fungus Puccinia komarovii var. glanduliferae. Dr Carol Ellison, who has over 30 years’ experience of the biological control of weeds using…
Read Further

Scientists debate how best to tackle invasive plants across Europe

Some of the world’s leading scientists in the field of alien invasive plants are to debate how best to tackle the scourge of a range of alien invasive plants – some of whose pollen can cause severe irritation in humans and threaten native ecosystems.
Read Further

Himalayan Balsam: Cause or Associate of Soil Erosion?

Himalayan balsam (Impatiens glandulifera) is a non-native annual plant that was introduced into parts of Europe during the mid-nineteenth century as an ornamental plant for parks and gardens. This plant species was first recognised as an invasive species and a threat to ecological stability in the 1930’s. However, since then the problem has escalated and…
Read Further