Kirsten Leiss, at the IBL since 2001, is developing new ways of crop protection in order to decrease the use of pesticides: As a model she uses the thrip, a tiny insect which causes economic losses worldwide by silver- and growth damage and virus transmission to vegetables, fruits and flowers.

A new study in Nature Plants has explored the most important organising principles that control vegetation behaviour. The insights from this study can be used to improve predictions on climate change. Leiden scientists Peter van Bodegom and Nadia Soudzilovskaia participated in the study.

The treasure houses of Leiden's University Library and Naturalis house wonderful historical collections with dried plants and botanical drawings. Professor by Special Appointment Tinde van Andel will be studying these collections. Inaugural lecture 6 January.

The Netherlands Organisation for Scientific Research has awarded dr. Geeske Langejans a Veni grant for the research project What's in a plant? Tracking early human behaviour through plant processing and exploitation.

For many people spring is associated with the awakening of nature. The trees begin to paint the backdrop green again, welcoming the beginning of a new season with the chorus of frogs and bees, and the scent of flowers in the air. For Jaqueline Henrot, researcher at Naturalis Biodiversity Center and…

To what extent does human intervention influence the world’s biodiversity? And can we predict how biodiversity and ecosystems will change in the coming years? Inaugural lecture by Peter van Bodegom, Professor of Conservation Biology, on 8 May.

Fungi living in vanilla plants play a role in the development of the taste and smell of vanilla, according to Shahnoo Khoyratty of the Institute of Biology Leiden. PhD defence on 27 October.

The Hortus Botanicus is celebrating its 425-year anniversary this year. It’s the oldest botanical garden in the Netherlands, but how did it come into existence and what kind of research takes place there?

A new 5.7 million euro research project will ensure that lettuce will be more resistant to pathogens and climate effects and will grow better in new cultivation systems. Together with other Dutch researchers, Leiden biologists will map the characteristics and genetic information of 500 wild and cultivated…

The transition to new and renewable energy sources should be completed by 2050. Researchers in various disciplines at Leiden University are conducting unique research that will help us make this transition and reduce CO2 emissions.

For more than forty years Heinrich Witte was responsible for the flora in the Hortus botanicus in Leiden. The 19th-century garden manager made the Netherlands famous with plants from Japan. The Old University Library is showing an exhibition of his work (19 August to 4 November).

Leiden biologist Suzanne Lommen and an international team of scientists have investigated how a beetle can reduce hay fever in Europe. Locally, the beetle is even able to stop pollen production in a plant that causes allergic reactions. Publication in Nature Communications on April 21.

The Leiden Hortus Botanicus is the oldest botanical garden in the Netherlands. Although perfect for a ramble, it is much more than an open air museum. PhD students carry out their research here and the Hortus makes a serious contribution to biodiversity through the exchange of rare seeds with other…

Salma Balazadeh, Víctor Carrión, and Jos Raaijmakers, biologists at the Institute of Biology Leiden (IBL), have successfully applied for an NWO grant and got awarded 730.000 euros. The board of NWO Domain Applied and Engineering Sciences awarded funding for their project within the Open Technology Programme…

Plant scientist Omid Karami is the first winner of the Krijn Rietveld Memorial Innovation Award. The jury praises the outstanding quality of his scientific research as well as the positive societal impact and commercial potential of his work.

The project MiCRop receives 20.3 million euros from the Gravitation programme of the Dutch Research Council (NWO). MiCRop will unravel the microbial community around crops. This knowledge will help to develop more sustainable crops that require fewer fertilizers and pesticides. Leiden professors Jos…

Remko Offringa, Associate Professor in Plant Developmental Genetics, and Associate Professor in Molecular Microbiology Arthur Ram both have been appointed as the new Directors of Education at the IBL. Offringa in the role as Director of Education for the Master program and Ram as Director for the Bachelor…

Nitrogen deposition does not only affect plant biodiversity, but also strongly affects the composition of the remainder of the food web, through the changes in plant composition. In an unprecedented analysis of population changes of butterfly and moth species, an international research team including…

Leiden and The Hague have an extra 450 trees thanks to a special campaign to mark the 450th anniversary of the Relief of Leiden and Leiden University’s foundation. Over the past few months, Stadslab Leiden has worked on an initiative to plant young trees with the residents of the two cities.

The Hortus Botanicus is celebrating its 425-year anniversary this year. It’s the oldest botanical garden in the Netherlands, but how did it come into existence and what kind of research takes place there?

Leiden University and Stadslab Leiden invite you to improve the Leiden and The Hague environment with 450 extra trees – a living reminder of 450 years since the Relief of Leiden and the foundation of Leiden University.

The number of insect species is plummeting, which is why the University is creating a more biodiverse environment around its buildings. Annetje Ottow, President of the Executive Board, planted the first bee-friendly plants in the front garden of Oude UB on 20 September.

Leaf-eating caterpillars greatly enrich their intestinal flora by eating soil. Even effects of plants that previously grew in that soil can be found back in bacteria and fungi in caterpillars. Researchers from the Netherlands Institute of Ecology (NIOO-KNAW) and Leiden University write about this discovery…

Primate and test specialist Jane Goodall paid a visit to the Hortus botanicus in Leiden on 21 May for a ‘meet & greet’. Goodall, a world-famous researcher and nature protectionist, was presented with an orchid named after her and used the occasion to draw attention to the issue of plant protection.…

The Hortus botanicus Leiden has one of Europe’s largest collections of living plants from the Asian region. This rich resource is no longer the sole domain of botanists. Multidisciplinary research, teaching and the general public are equally at home in the Hortus. This is the view of Paul Kessler, professor…

Whether a microbe is beneficial or harmful to a plant can now be predicted with high accuracy thanks to bacLIFE. This bioinformatic tool with an intuitive interface makes it much easier to unlock the secrets of bacterial genomes. A group of Leiden biologists presented it in Nature Communications.

Barbara Gravendeel has been appointed as the new scientific director of Hortus botanicus Leiden. Additionally, she has been named Professor of Plants and Society. Gravendeel succeeds Paul Keßler, who held the position for nineteen years. Currently, she works as a group leader at Naturalis Biodiversity…

A new plant species was named after Paul Kessler, prefect of the Leiden Hortus botanicus. Kessler discovered the small tree, which is related to the kiwifruit, himself.

Recently, NWO has decided to grant two interdisciplinary research proposals for national and international consortia submitted by researchers from the Institute of Biology Leiden. One of the proposals is led by Prof. dr. Ariane Briegel, the other one by dr. Remko Offringa.

A Vici grant and a Science-GROOT: scientists from the Institute of Biology Leiden have been awarded prestigious grants from the Dutch Research Council (NWO). From investigating bacteria without cell walls to harnessing plants with the help of microorganisms.

The American Society of Pharmacognosy (ASP) has given the Varro E. Tyler prize to Rob Verpoorte, for his outstanding lifetime contributions to the science of nature as source of medicine.

Sandrine Gallois, a post-doctoral research in the HARVEST project, was awarded second place in the prestigious L'Óreal UNESCO For Women In Science Rising Talent prize. Sandrine, along with her supervisor Amanda Henry and collaborator Tinde van Andel attended the awards ceremony at the Koninklijke Hollandsche…

The Royal Holland Society of Sciences and Humanities (KHMW) has appointed Jos Raaijmakers, professor of Microbial Interactions and diversity, as a new scientific member.

What is the best way to restore dune ecosystems? The project TERRA-Dunes researches the role of soil microbes in the development of natural dune areas. Recently, the project went into a new phase: planting 412 oak seedlings grown in different type of soils.

In 2011, Dr. Amanda Henry published her findings from dental plaque picked from the teeth of Neanderthals who were buried in Iran and Belgium between 46,000 and 40,000 years ago. Plant microfossils trapped and preserved in the hardened plaque showed that they were cooking and eating starchy foods including…

Dr Amanda Henry has secured a prestigious Vici grant for her groundbreaking research project, Hominin FoodWays: Changing Diet and Food Processing Across Climate Frontiers. This five-year study, set to begin in September, aims to unravel the dietary adaptations of Eurasian hominins between 1.8 and 0.9…

Iranian molecular plant biologist Salma Balazadeh started her career in Germany. Now she sets up a research group in Leiden to study stress in plants to secure global food supply. Her outlook on women in science in the context of the International Day for Women and Girls in Science, 11 February.

Great news! From Whit Monday at noon, the oldest botanical garden in the Netherlands will be open for visitors again. After twelve weeks of closure, visitors will be able to come and enjoy everything that grows and blossoms in the heart of Leiden's city center. In order to offer all visitors and staff…

How many species of plants, animals, fungi and moss live in the gardens surrounding the Oude UB at Rapenburg 70? On Tuesday May 20th, the Citizen Science Lab led an investigation in the front gardens and back courtyard of the Old UB at Rapenburg 70, together with 15 colleagues working in that buildi…

Four green research institutes in Leiden are joining forces to integrate evolution and biodiversity research, at local and at the national level. Pivot in this collaboration is Frederic Lens.

Development & demonstration of low environmental impact innovation and optimization practices in pharma production.

Decent work involves opportunities for work that delivers a fair income, care for occupational health and safety, freedom for people to organize and equality of opportunity and treatment for all women and men. The Labour Law department at Leiden University conducts research and provides education on…

The Old Obervatory Leiden is one of the partners of the local learning ecosystem ‘Verwonder om de Hoek’, an educational platform from Leiden that lets school children and families wonder about the world of Nature, Science, Technology and Sustainability. On this page you will find the educational programmes…

The CMCB comprises research groups from the Institute of Biology Leiden (IBL), the Leiden Institute of Chemistry (LIC) and the Leiden University Medical Center (LUMC).

Why the dunes of The Hague matter for the water from your tap