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Need help identifying a weed? We can help!

Identifying Japanese Knotweed

Identifying Japanese knotweed correctly can be crucial, as property deals and mortgage decisions can depend on it. Unfortunately, other plants are often mistaken for Japanese knotweed.

How to declare Japanese Knotweed

You have some responsibilities when declaring Japanese Knotweed

PBA has over 15 years of experience treating and managing Japanese knotweed to the highest standard. You can feel confident of PCA trained surveyors and technicians, along with our adherence to the ISO 9001 (Quality Management Standard).

Why Choose PBA

We guarantee

Home buyers and mortgage lenders require the treatment work carried out is professional and part of a management plan that is covered by an Insurance Backed Guarantee (IBG). All of our treatment plans are covered by 10-year GPI IBGs.

Japanese Knotweed Guarantees

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Homeowners / Commercial

Homeowners

We are the UK's first PCA-accredited Japanese knotweed specialist. PBA provides the experience required to protect your home from invasive weeds of all types, and ensures that you receive mortgage-compliant surveys and management plans.

Public Sector

Providing expert friendly advice, surveys and plans to rail and highway organisations, housing associations, councils and ALMOs for over 15 years. Detailed and accurate reporting that adheres to the latest legislation.

Commercial and developers

Property developers, construction companies and landowners trust PBA to provide end to end solutions, with the confidence that we are CHAS, SMAS, Safecontrator and PCA accredited, and adhere to the ISO 9001 (Quality Management Standard).

Control Options

A full range of solutions appropriate to your needs, including: excavation, herbicide treatment, cell burial and reduced level dig.

Japanese Knotweed Control

Developer Management plans

Free initial surveys, recommendations and estimates for developers and project managers.

Knotweed Developer Management Plans

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Invasive Weed Control

Bamboo Removal

If left unchecked bamboo has the ability to quickly dominate a residential garden.

Himalayan Balsam

Himalayan Balsam out-competes natural flora for space and light. The plant's rapid colonisation around waterways often leads to riverbank erosion.

Identification

Removal

Buddelia

Buddleia problems

Removing from walls

Giant Hogweed

Hogweed identification

Hogweed removal

Cotoneaster

Identification

Removal

Ground Elder

Identification

Removal

Invasive Plant Species in the UK

The UK is home to a huge number of non-native invasive plants. PBA specialises in providing solutions and tailored management plans for these plants.

Montbretia

Gunnera Tinctoria

Rhododendron

Virginia Creeper

UK Injurious & Problem Plants

UK native or naturalised plants that are either listed in The Weeds Act 1959 or pose a threat to humans or animals.

Hemlock

Horsetail

Dock

Spear Thistle

Ragwort

ID My Weed

Invasive Plant Treatment

Every invasive plant has its own unique characteristics, our treatment method reflects this.

Invasive Weed Control

Management Plans

A plan that addresses the problem and details our method (e.g. excavation, herbicide treatment, or reduced level dig).

Invasive Weed Management Plans

Vegetation Management

Vegetation Management Services

Expert vegetation management services for commercial sites, rural estates, and ecologically sensitive land. We use technology and best practice to create plans based on species, site, and conditions.

Gorse Control & Removal

Professional gorse clearance and long-term control for estates, farmland, and development sites. Efficient methods for managing dense stands, reducing fire risk, and restoring access.

Case Studies

Examples of our work in the field. Find out how PBA approaches projects and installs root barrier for construction companies, house builders, councils and housing associations.

Case Study: Gorse Clearance at Hayling Island

See how we tackled a challenging gorse clearance project on an SSSI protected site, balancing habitat protection with effective scrub removal.

Accreditations

We adopt continuous professional development for our team, and hold accreditations/memberships with regulatory associations who lead best practice and governance.

PBA Solutions Accreditations

Root Barrier

Root Barrier Installation

Whether you need root barrier installation in the form of protection fabric for Japanese knotweed containment or to control tree roots we have the solution

Root Barrier Types & Uses

We have over 15 years of product specification, design and installation experience.

CuTex permeable root barrier

An incredibly versatile geocomposite permeable root barrier that has been independently tested for use with Japanese knotweed.

FlexiRoot Impermeable Barrier

Versatile, high performance HDPE root barrier with superior puncture resistance. Perfect for a range of tasks including containing Japanese knotweed and deflecting tree roots.

Visit Our Online Store

Root Barrier Just As You Need It

Available in a variety of pre-cut sizes or custom to order

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News

How to Identify Japanese Knotweed in Autumn

As summer fades, Japanese knotweed (Reynoutria japonica) undergoes distinct changes...

Five easy ways to identify Japanese Knotweed

You can identify Japanese knotweed at any time of year,...

Invasive climbing vines in the UK

A home, or outbuilding, adorned with foliage is often considered...

Tree of Heaven: The tree threatening UK ecosystems

Despite its misleading name, the Tree of Heaven (Ailanthus altissima),...

News & Blog

Read more about our approach to Japanese knotweed and other invasive plants.

Read On

Contact

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For expert advice on Japanese knotweed, native and non-native invasive plant species.

Over 20 years in business

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0203 174 2187

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8:30am - 5pm
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8:30am - 4pm
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Call us at the following regional offices:

London Office: 0203 1742187
South West – Head Office: 01202 816134
South East – Registered Office: 01730 893460
Midlands Office: 0247 651 0096