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2024 International Invasive Weed Conference

Welcome to #IIWC2024

The annual 2024 International Invasive Weed Conference (#IIWC2024) will take place on 28 November 2024 at the University of Warwick, Coventry.

The conference programme is already taking great shape and we are really looking forward to delivering an exciting event packed with knowledge and guidance.

As with previous conferences, this year's event will aim to impact and shed light on many issues. It stands as a valuable opportunity for all surveyors, developers, engineers, ecologists, professional gardeners, architects, project managers and anyone associated with the invasive weed sector. Attendees can gain significant value from networking, engaging in the high-level panel debate and gain insights from discussions and presentations delivered by leading experts within the industry.

We hope you will be part of the conversation and join us on 28 November 2024. Simply click on the button below to book or keep scrolling to read more….

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* PCA members: If you are looking to book onto the Invasive Weed Conference in addition to other events, please contact Lisa Nieddu on [email protected] / 01480 400002.*


8.30am: Registration 

9.00am: Welcome to the conference - Sarah Garry, PCA


9.15am: Introduction from Session Chair - TBC

9.20am: How to control alien plant species where glyphosate is not an option: Case studies from the Tuscan Archipelago National Park - Eugenia Siccardi, University of Florence

9.40am: Tree-of-Heaven or Tree-of-Hell? - Dr Jan Pergl, Institute of Botony, Czech Republic

10.00am: Scottish Invasive Weed Initiative - TBC

10.20am: Glyphosate and induced dormancy in Japanese Knotweed - Dr Mark Fennell, AECOM & Daniel Docking, PCA 

10.40am: Q&A

** 10.50am - 11.20am: Refreshment break **


11.25am: Introduction from Session Chair - Trevor Renals, Environment Agency

11.30am: Water weed experience - Alex Brook, Ebsford Environmental

11.50am: Floating Pennywort in Somerset - Philip Brewin, Somerset Drainage Board

12.10pm: Bio control weevil for Floating Pennywort - Djami Djeddour, CABI

12.30pm: Investigating the impacts of nutrient loading on aquatic invasive macrophytes - Charles Hughes, Canal and Rivers Trust

12.50pm: Q&A

** 1.00pm - 2.00pm - Lunch and lunchtime session stands **


2.00pm - 2.30pm: Panel Debate - Approaches for dealing with invasives without Glyphosate: Political vs Practical


2.35pm: Introduction from Session Chair - TBC

2.40pm: What a load of rubbish! - Brian Taylor, The Knotweed Company

3.00pm: Changes in the lists of invasive non-native plant species - TBC

3.20pm: The GB Non-native Species Secretariat and the role of its inspectorate - Zoe Golding, Non-native Species Secretariat

3.40pm: Q&A

3.50pm: Closing thoughts 

4.00pm: Conference closes

Why you should come along...

For anyone associated with the invasive weed industry, the International Invasive Weed Conference is an ideal platform to benefit from and improve your understanding of the issues, gather the latest technical content and hear about the future developments in the industry.

Grab the opportunity to accrue those important CPD points whilst networking with leading experts in the field! If you are in the invasive weed sector, then this is an event you won’t want to miss! 

International Invasive Weeds Conference 1 - Property Care Conference    International Invasive Weeds Conference 2 - Property Care Conference

What you can expect - highlights from 2023

See what to expect from this year's event by checking out the highlights from last year's Invasive Weed Conference below...

Or to get a flavour of how the conference programme shapes up, why not take a look at the quality of knowledge and learning from some of the presentation videos from last year’s conference? Or take a look back on pictures from the day – if you were there in 2023, you might just spot yourself!

View pictures from the previous conference >>

Ticket costs

Full ticket cost:
- Member: £175 + VAT
- Non Member: £280 + VAT

Accommodation and Pre-Conference Dinner

The option to book the pre-conference dinner (£60 +VAT), will be displayed on the booking page when you click to 'book your ticket'.

To secure your accommodation*, please click here and follow these steps:

  • Select the green ‘Book your B&B stay’ button
  • Enter ‘Scarman’ for your location
  • Use Promo Code PCAWEED24 (to secure the B&B rate of £113.55 +VAT)

*A number of rooms have been reserved at the Scarman Hotel adjacent to The Slate, which is conveniently located onsite at the University of Warwick complex. They will be allocated on a first come-first served basis and will be held until 30 October. After this date any remaining rooms will be released.

For more information or to discuss in more detail, simply contact Lisa Nieddu on 01480 400002 / [email protected]. Alternatively, click on the button below to book your spot:

Book your tickets >>

Save money - book multiple events >> 

Where will the conference be held?

The University of Warwick, Coventry (near Birmingham), UK is the venue for the International Invasive Weed Conference 2024. To find out where this is located exactly and how to get there, check out the map below:

By car

If you have Sat Nav, enter the postcode CV4 7SH. This postcode will direct you to Gibbet Hill Road, the main road through Warwick University. Simply follow signs for Lakeside Village. You will soon after see signs for The Slate. There is plenty of free parking on site.

If you are travelling to the venue from outside of the UK, the full address is: The Slate, University of Warwick, Coventry, CV4 7SH, UK.

By train

If coming by train,  Coventry is the most convenient train station. It is served by trains from London Euston, Birmingham (New Street and International) and Leicester. Alternatively, Leamington Spa is relatively close to the venue and is served by trains from Birmingham, Coventry, Oxford, Reading and London Marylebone. You can get a bus to us from close to the station.

If coming from Scotland, the North of England or Wales; most trains will go via Birmingham New Street where you will be able to take a connecting train to Coventry. Trains from Birmingham to Coventry run approximately every 15 minutes and take around 20 minutes.

If you are coming from Europe by train, all Eurostar services terminate in London St Pancras station. From here, it is a very short walk along Euston Road (approx five minutes) to London Euston. Alternatively, you can take an Underground train between St Pancras to Euston that will take around two minutes. Once at London Euston station, simply take a direct train to Coventry. The journey takes about 57 minutes.

By air

The closest airport is Birmingham Airport. Most major cities in the UK and Europe will have flights directly to Birmingham Airport. A taxi to the venue from Birmingham airport will take about 20 minutes and cost around £30. Alternatively, you can take a direct train to Coventry from Birmingham International station which is located at the airport.

London Heathrow, Gatwick and Luton airports are all connected to Coventry by National Express coach services. Alternatively, you can take the train to Coventry, with a change in central London. Refer to the information about travelling by train above.

By bus

If traveling by coach, there are regular services by National Express coaches to Coventry throughout the UK. You can enquire about the services by visiting the National Express website

If you are travelling more locally, there are regular buses to the venue from Coventry and Leamington Spa.

From Coventry, the 11 and 12 bus routes both serve the venue. Please note, you will need to have the right money as the bus drivers do not give change. Both buses call at the Coventry Railway Station Bridge SD stop on Warwick Road – a one minute walk from Coventry station.

From Leamington Spa, the U1 and U2 buses serve the venue. Both services stop at Parish Church Stand B – a seven minute walk from Leamington Spa station.

Related/Upcoming Events

You can view details of other upcoming events and conferences by visiting our events section. However, you may also be in two other events coming up

Visit the events section >

Cancellation policy

Places for events are accepted on receipt of full payment. In the event that bookings are changed or cancelled, an administration fee of 50% will be retained. Cancellations or changes to bookings made less than 30 days before the event, will incur the full cost. All cancellations or changes to bookings must be made in writing to the PCA.

Tickets are now available!

You can book your place at the 2024 International Invasive Weed Conference now! Simply click on the button below to book your place.

Book Your Place Online >>

Save money - book multiple events >> 

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