Author: Lyndsey

Improving wetland habitat in Caerphilly Castle moat

In 2021 Salix were brought in to assist in improving the wetland habitat in Caerphilly Castle in south east Wales. One year on and what was a bare landscape, devoid of vegetation due to the large population of Canadian geese, is now a stunning, wildlife rich haven. We first visited the site in 2021 when … Continue reading Improving wetland habitat in Caerphilly Castle moat »

5 Star Water Vole Accommodation Ready to accept new Tenants


Salix provide the perfect habitat for water voles. Within one section of the Scheme a new side road was to be constructed which had an impact on an existing watercourse, Covells Drain. Therefore, a new realignment channel of approximately 500 metres in length was constructed. Once the vegetation had become established within the new channel, … Continue reading 5 Star Water Vole Accommodation Ready to accept new Tenants »

Dawn Chorus at Woodberry Wetlands

Woodberry reedbeds vegetating

We are always delighted to see how sites we’ve been involved with look after a year or two, and Woodberry Wetlands has been great to see develop. As part of the Woodberry Wetlands project, Salix have dredged silt from the reservoir to create 13,000 square metres of new reedbed, more than doubling this important habitat … Continue reading Dawn Chorus at Woodberry Wetlands »

SuDS Scour Aprons & Spillways – The New Sensitive Approach

‘Rock Mattress as scour apron for headwall

In 2017 we were commissioned by Aspire Defence for our specialist knowledge in erosion control. A large scale series of SuDS, detention basins, spillways and outlets are being constructed by Dyer & Butler for the British Army. The Rock Mattresses will also prevent scour within the hydraulic jump zone of the spillway. The spillways within … Continue reading SuDS Scour Aprons & Spillways – The New Sensitive Approach »

Flashy Floods in Car Park Solved

Coir Rolls pre-established with native plants providing erosion control at Porter Brook

Rock Rolls and pre-planted Coir Rolls & Pallets were used to prevent erosion whilst creating a lovely habitat in Sheffield City centre where a culverted stream had been flash flooding

Woodberry Wetlands is National Lottery Finalist

Woodberry reedbeds vegetating

Urban wetland is finalist for best Lottery funded project Over the last few years Salix have had the pleasure of constructing a number of London Wildlife Trust projects. Woodberry Wetlands is certainly a stunning testament to wildlife and the local people who have been involved creating it. We worked closely with London Wildlife Trust to … Continue reading Woodberry Wetlands is National Lottery Finalist »

Products Used in Habitat Creation Project With Yorkshire Wildlife Trust

Coir Pallets establishing at Snaith Ponds - Photo by Carys Hutton

Creating habitats in a flood protection project with Yorkshire Wildlife Trust & Environment Agency at Snaith Ponds, using our Coir Pallets & native plants

Conwy Spillway Success

Conwy overtopping winter 2015

In 2009 Team Van Oord installed 9000m2 of Salix’s VMax Shear Stress Turf as part of the Conwy Flood Alleviation Scheme, seven years and many major overtopping events on and it has stood the test well.

Coir Rolls Aid Biodiversity Boom

Well established Coir Rolls by Cliff Carson

Our Coir Rolls are superb at erosion control and they are also brilliant for wildlife. Wildlife such as Water Voles benefit enormously from the immediate cover that the mature plants provide and also from the carefully thought out planting.

Leachate Recycling at HTA Conference

Cleanleach demonstration

As part of its work to help develop the new European-funded Cleanleach leachate purification system, Salix River & Wetlands Services is attending the HTA’s Plant Health Conference at National Agri-Food Innovation Campus, York Feb 2016

Water works at Walthamstow Wetlands

walthamstow by Steve Ayers

The latest stage of the transformation of Walthamstow Wetlands into the largest wetland nature reserve in London will see the creation of new reedbeds to help preserve water quality and improve wildlife habitats. The wetlands site will remain one of Thames Water’s biggest sources of supply for London’s drinking water and is the largest fishery … Continue reading Water works at Walthamstow Wetlands »

Bridging the Ecological and Engineering Gap

Pre-established coir rolls and pallets

Bridging the ecological and engineering gap with our effective bio-engineering solutions

The Spider on the River Washburn

Machine in action at Swinsty

Innovative spider machine helps restore wildlife habitats on the River Washburn. Yorkshire Water’s trial works to improve the quality of the river environment downstream of Swinsty reservoir is now well underway.

Rock Rolls – Effective Erosion Control

Rock rolls arrive in bundles with certified lifting straps

Rock Rolls offer flexibility and the fact they arrive on site pre-filled with stone greatly reduces installation time and therefore cost, compared to in-situ filled gabions. Rock rolls and mattresses can also be installed during live flow situations, which is not possible with standard gabions.

Slowing the flow at Cwmparc

Cwmparc and the spider in action

With funding from the Welsh Government’s Nature Fund, we supported Rhondda Cynon Taf Council in taking steps to naturalise one of the concrete channels which brings water down from the mountains at Cwmparc, in order to slow the flow of water, reduce flood risk and improve wildlife habitats. If successful, the measures introduced in this … Continue reading Slowing the flow at Cwmparc »

Woodberry in the Guardian

Woodberry Wetlands desilting work

Wildlife gardening on a colossal scale, The Guardian admires our Woodberry Wetlands work. Desilting large areas of the old reservoirs to create new reedbeds.

Silent Valley Landfill

HydraCX being applied at Silent Valley site

HydraCX has been applied to a landfill site in Ebbw Vale. The liner system isolates the landfill contents from the environment therefore protecting the soil and ground water from pollution.

Wetland Creation for New Wildlife Reserve

New reedbed and wetland area being created

We have started pump dredging/desilting at Woodberry Wetlands in East London, creating new reed beds and islands. Our desilting work uses an amphibious machine…

Creating a new nature reserve in East London

Salix is helping the London Wildlife Trust to create a new nature reserve on the site of Thames Water’s East Reservoir in Stoke Newington.

Lake Desilting & Biodiversity Improvements at Midhurst’s South Pond

Revetments at Midhurst

The South Downs National Park Authority has commissioned Salix to help create a wildlife haven on the South Pond, at the edge of Midhurst town centre in West Sussex. The large 800-year old pond, which has a 270-metre perimeter and two small islands, had been suffering from pollution and heavy siltation.

New wetland habitats at East Tullos Burn

East Tullos map

Salix has worked with Aberdeen City Council, cbec and Walking-the-Talk to restore the East Tullos Burn in St Fittick’s Park, Torry, transforming it from a straight, hard-engineered channel into a more natural stream with a meandering course, functional floodplain and improved wetland habitats. Following consultation with the local community and stakeholders, the burn’s restoration design … Continue reading New wetland habitats at East Tullos Burn »

Salix helps make container plant production more sustainable

Plant species grown in coir mats

Salix has installed the new Cleanleach leachate purfication system at its 20-acre Croxton Park nursery in the Thetford Forest, as part of a European research project. The revolutionary system, which allows nurseries to treat and then recycle the leachates from their irrigation systems, has been developed in Spain by IRTA, the Spanish Government food and … Continue reading Salix helps make container plant production more sustainable »

Sandwich Flood Alleviation Scheme

Rock mattress tie in detail at hydraulic jump zone with Vmax C350

The £21.7 million flood defence scheme involves works on 16 individual reaches of the River Stour and will reduce the risk of tidal flooding to 488 homes and 94 commercial properties in Sandwich. Client – Jackson Civil Engineering working on behalf of the Environment Agency. VMax C350 was the product required in order to prevent … Continue reading Sandwich Flood Alleviation Scheme »

Balfour Beatty endorse Salix’s erosion control solutions

We are delighted to report that Balfour Beatty have included our Eronet C125 and VMax C350 erosion control solutions and our Rock Mattresses in their Innovation Sheets. Rock Mattress installation August 2012 Importantly, the use of these two erosion control mats are recognised as improving on existing systems due to their lightweight, easy to handle … Continue reading Balfour Beatty endorse Salix’s erosion control solutions »

Royal Parks, Serpentine Lake

Biohaven floating wetlands support long term mature plant growth

As part of a programme of wildlife habitat improvements in the Royal Parks, Salix have been awarded a contract to create large floating wetland islands on the Serpentine Lake in London’s Hyde Park. Salix will install 50 x 3.5 metre islands in the southern lake to clean the lake’s water naturally by creating an area … Continue reading Royal Parks, Serpentine Lake »

Roadwater Erosion Protection

The River Washford runs through the village of Roadwater near Minehead, Somerset. The catchment creates a flashy river which floods parts of the village in large flood events. The increasing frequency of flood events required the existing system to be replaced and improved. The new bank protection provided a robust toe and a reinforced turf … Continue reading Roadwater Erosion Protection »

Medmerry Realignment Scheme

Medmerry is one of the stretches of coastline most at risk of flooding in southern England. The overall scheme involves building major new sea defences inland and allowing a new intertidal area to form between Selsey and Bracklesham in West Sussex. Salix, working as a specialist sub contractor and supplier to Team Van Oord, have … Continue reading Medmerry Realignment Scheme »

BioHaven Innovation


Wetlands are an incredibly valuable environment, both to nature and wider society; BioHaven can offer all of the ecosystem services of a healthy functioning wetland but can be placed in an area where it would be impossible to put a constructed or conventional wetland.

10th Anniversary River Dulais Project


Tenth Anniversary of Salix’s Project on The River Dulais, Rhosmaen, Llandeilo. Salix’s River Dulais project demonstrating the use of large woody debris (LWD) is now ten years old and we are delighted to announce that this ground breaking project has been included in the River Restoration Centre (RRC) Manual of Techniques. A comprehensive PDF can … Continue reading 10th Anniversary River Dulais Project »


Rock rolls arrive in bundles with certified lifting straps

Rock Rolls are a robust, flexible and permanent revetment for use around reservoirs, shorelines, lake edges, streams and river banks. They are environmentally sensitive, cost-effective revetments that are suitable alternatives to rock riprap and gabions in many scour applications. Rock Rolls are delivered pre-filled to site, typically in 2m x 0.3m tubes of stone held … Continue reading Rock’n’Roll! »

Salix appointed Sole UK Distributor for VMax Soil Erosion Range


Salix are pleased to announce that We have been appointed as the sole distributors of the VMax® range of soil erosion control products formerly known as North American Green. Salix will now be able to offer the world’s highest performing range of Composite Turf Reinforcement Mats – VMax C350, SC250 and P550. These soil erosion control … Continue reading Salix appointed Sole UK Distributor for VMax Soil Erosion Range »

Tough Test on The Teme

River Teme 4 machines placing fill

The River Teme is a sensitive SSSI and SAC river and over 150 metres of severe bank erosion was threatening a National Grid pipeline. Salix were the lead Design and Build Contractor offering a hybrid bank protection solution.  The toe of the eroded bank was stabilised with a graded riprap below average water level and … Continue reading Tough Test on The Teme »

Under The Boardwalk

Richmond Park Boardwalk and planting

Richmond Royal Parks is a walkover for Salix and Sir David Attenborough’s Volunteers. In our last newsletter and in the piece On Her Majesty’s Service we featured the start of our works at Richmond Royal Parks, and now that the project is complete we are pleased to include here a few images to illustrate the … Continue reading Under The Boardwalk »

Better Banks!

The Environment Agency are responsible for the river bank stability at Railway Lane, Lewes and recognising the integrity of the existing blockwork facing was deteriorating began to look into solutions to this challenge.

Olympic Odyssey for Salix

We are delighted to finally unveil our role in making the Olympic Park a reality, from our initial involvement way back in 2008, right through to the closing ceremony last year. All of us here at Salix are very proud to have worked to deliver perhaps the greatest sporting venue ever seen in modern Britain. … Continue reading Olympic Odyssey for Salix »

Spillways Surge Ahead!

B5106 looking towards Llanrwst floods

Salix have extensive experience of spillway protection offering advice to engineers involved in this area of expertise. Our VMax range of Composite Turf Reinforcement Mats (CTRMs) including VMax C350, VMax P550 and ready grown turf Shear Stress Turf are products available exclusively from Salix as sole UK distributors. Approved by panel engineers working under the … Continue reading Spillways Surge Ahead! »

Rescuing the River Rhiw

Rescuing the River Rhiw

The River Rhiw, Mid Wales was the scene of some rapid intervention by Salix’s Specialist Contracting team lead by Technical Director,David Holland. Our client Wales and West Utilities were faced with a significant challenge in dealing with severe riverbank erosion caused by this powerful tributary of the River Severn. The reach downstream of Berriew is … Continue reading Rescuing the River Rhiw »

Let it Snow, Let it Snow, Let it Snow!

The current harsh winter conditions have frozen our 20 acre constructed wetbeds at our own nursery in Norfolk. A blanket of snow and ice has completely covered  our pre-established coir rolls and coir pallets – yet this does not present us with a problem as growing all our coir products outside creates very hardy, mature wetland … Continue reading Let it Snow, Let it Snow, Let it Snow! »

Salix Model Railways

Rail works have become an increasingly large part of our workload, particulary now that we have a Specialist Contracting capability. In helping to re-model railways across the UK we have been met with some unusual challenges both in terms of the erosion problems themselves and the attendant access and safe working method issues. No longer … Continue reading Salix Model Railways »

Water Framework Directive – Salix chosen as Environment Agency training partner.

Water Framework Directive- Salix chosen as Environment Agency training partner

Promoting the use of “soft engineering” solutions has long been a central plank in our message, and we are delighted that this approach is now being adopted increasingly widely, the latest example is in our work with The Environment Agency (EA). To have an opportunity to share knowledge and experience with key EA staff in … Continue reading Water Framework Directive – Salix chosen as Environment Agency training partner. »

On Her Majesty’s Service…

Beginning the reed bed creation at Pens Pond, Isabella Plantation, Richmond Park on behalf of the royal parks

Work has commenced at one of our most prestigious locations to date – The Royal Parks. We have been appointed as a result of being able to demonstrate our experience in working in environmentally sensitive areas whilst employing our own specialist staff and machinery to minimise the impact of our works. Watercourse and pond works across … Continue reading On Her Majesty’s Service… »

Stop Press!

Flood Embankment Protection Caterrall Stop Press

Flood Embankment Protection Catterall, Garstang – Salix win the contract! Salix are providing a supply and installation package for framework contractor Cheetham Hill as part of the Environment Agency Flood Protection Works. Photo shows our in- house specialist labour installing Coir Rolls, Rock Rolls and VMax C350 to protect newly re-graded flood banks.

Habitat Creation Scores In Independent Report

Completed site with new wetland planting

Salix successfully tendered for a project to form a backwater and island in a field adjacent to the Grand Union Canal. The aim was to restore a wetland area on the banks of the canal for the benefit of wildlife and the fishery.  Leaf matter and sediment was removed to create on-line ponds of variable … Continue reading Habitat Creation Scores In Independent Report »

A Few Words From A Satisfied Client..


Worden Park channel stabilisation work “Following works within Worden Park to remove a culverted section of Cricket Field Brook that was the cause of flooding to neighbouring residential properties, a long term solution was required to re-landscape and stabilise the channel and establish new vegetation in the watercourse. The solution had to address rapid bank … Continue reading A Few Words From A Satisfied Client.. »

Preparing our own Woodland for Coppicing


Salix now have our own Willow coppice site in west Wales working with a community interest group, Pembroke 21c, that helps disadvantaged youngsters. Pembroke 21c also provides a hub for community activities, develops confidence and skills and aims to reduce the local community’s impact on the environment. Salix’s own Willow Coppice site No “biomass” willow … Continue reading Preparing our own Woodland for Coppicing »

Salix- Building With Nature

River Derwen - building with nature

Salix River and Wetlands Ltd provide sustainable, ecologically sound answers to the challenges found in soil and riverbank erosion, inland dredging, water based civil engineering, wetlands and habitat creation projects across the UK. Utilising innovative bioengineering solutions, allied with our capabilities in more traditional civil engineering techniques, we aim to build with nature in delivering … Continue reading Salix- Building With Nature »

Alix in Wonderland


Over 560m of perched channel in Soham, Cambs was leaking and needed repair. The reach was populated by water vole so a sensitive approach was required in order to create a new habitat as soon as possible. Salix offered a design and build solution that addressed all the ecological and engineering concerns, and were pleased … Continue reading Alix in Wonderland »

Going for Gold

Olympic swimmer

Salix Technical Director David Holland was lucky enough to get a last minute ticket for Super Saturday and Team GB’s amazing three Athletic medals. The visit also gave David the opportunity to check out the progress of the 2 hectares of new wetland habitat that have been created. 



Client – Van Oord working for the Environment Agency. Salix are currently working on the Medmerry managed realignment scheme, creating new water vole habitats and reedbeds. We are establishing habitat using vegetation translocation from existing habitats and installing mature coir pallets and wetland planting. More information is available on the Environment Agency website

River Ecclesbourne


Client – Environment Agency Pilot scheme for catchment restoration of the River Ecclesbourne, that forms part of the Water Framework Directive aim to return rivers to good ecological status. The original back channel was restored and a weir removed. The mill race was re profiled and a two stage channel cut to maintain low flows … Continue reading River Ecclesbourne »

BBC Countryfile and Salix on the River Wye

Salix on BBC Countryfile

Last week saw  BBC TV’s Countryfile programme film Salix’s willow revetment techniques on the River Wye at Symonds Yat. Presenter Ellie Harrison, Salix’s Rhodri Henry and Richard Edwards undertook the task of planting live willow to address riverbank erosion, whilst Salix Technical Director David Holland talked to camera about the techniques suitability and application on the … Continue reading BBC Countryfile and Salix on the River Wye »

And the winner is..

Richard and David in Movember competition

Movember the tache strikes back As “Movember” drew to a close, this is what our hairy duo were sporting! We think Richard’s tache (left of photo) has the edge on David’s lip caterpillar – bring on the next Movember to see if the boys can better this years growth!

Building with Nature

Building with nature

Salix Building With Nature Salix River and Wetlands Ltd has expanded its UK operations to include Clearwater Environmental Contracting Ltd in order to strengthen its specialist dredging and wetlands contracting services. Salix Technical Director David Holland said;  “We have always been conscious of the potential for conflict between sustainable, ecologically sound solutions and the sometimes … Continue reading Building with Nature »