Mobile Number: 07790 609 395

Office Number: 01440 788 247

How To Keep Gardens Free From Invasive Plants

  • Posted by:
  • Admin
  • Tags:
  • Posted date:
  • 12-07-2023
How To Keep Gardens Free From Invasive Plants

Find out how to keep gardens free from invasive plants. Kingsfield Environmental are invasive weed control specialists working throughout Essex, London and the UK. Discover proactive strategies, such as proper plant selection and vigilant monitoring, to keep your garden flourishing with native plants.  

Don't Get Overrun With Weeds And Invasive Plants

Nothing is more frustrating for a gardener than seeing their hard work destroyed by weeds. These vermin are green and come in many sizes and forms. Along with vines and other kinds of vegetation, there are trees and shrubs. 

Non-native, adaptable plants that proliferate by seeds, stems, and roots are considered 'invasives'. These are dispersed by the wind, left behind by birds, or brought into new places by humans and animals. They may expand if left unmanaged, suffocating plants, flowers and shrubs you've planted.

Once invasive plant species take hold, they smother the plants that are essential to birds and pollinators. Of course, other plants can also be a bother, not just weeds. Some can take over and smother other plants that you've worked hard to cultivate. You only need a few basic supplies that every gardener has on hand and you can make sure your plants won't run wild.

Many plants reproduce by producing seeds and sending out roots that grow new plants. The seeds won't be able to take root if there is mulch covering them. But you need a strong barrier to block those abrasive roots. Plant the spreading plants once again inside the subterranean "corrals". To stop the roots from slipping beneath the corrals, they should protrude below the surface.

How Do I Report Invasive Plants In The UK?

What Are Non-Native Invasive Plants?

The presence of non-native plants outside of their natural range is a result of direct or indirect human introduction. Introduced plants are referred to be "naturalised" if they survive in natural settings.

Many naturalised species do not pose a threat to native species, but a few that spread can. The plants are only referred to as 'invasive non-native species' when this happens.

They are invasive either because there's no natural control, they spread quickly, or they eliminate other species. Non-native invasive plants have the potential to alter ecosystems.

How To Keep Gardens Free From Invasive Plants

As well as have non-biotic consequences, such as limiting water flow. This can result in flooding, or altering the pH or chemical makeup of the soil. Additionally, it may limit the nutrients. Plants need a broad variety of nutrients in varying amounts to grow healthily.

The main nutrients that are acquired from the soil are nitrogen, phosphorus, and potassium. Magnesium, calcium, and sulphur are other essential soil nutrients. The use of fertilisers by gardeners can supply nutrients and enhance plant growth. Invasive non-native plants can outcompete others by altering their environment.

Or by dislodging slower-growing species. This poses a hazard to the long-term survival of species. They can also take a long time to become invasive. Many of the plants recognised as invasive have been present for more than a century with no sign of their potential trouble. Furthermore, getting rid of them is costly. If degraded habitat can be restored at all, it is also exceedingly expensive to do so.

How to Get Rid of Invasive Plants:


Unlike weeds, invasive plants are more complex. They have the potential to impact the economy, the ecology, and even human health. Because of their seed distribution and growth rates, invasive species can endure a broad range of circumstances. The absence of pests and diseases that would be present in the plant's natural regions has a positive impact on their adaptations.

Making your garden more wildlife-friendly by identifying invasive plants can help your garden. It's crucial to learn which species are bad and to recognise the ones that are growing in your garden. Since invasive plant species differ from location to location.

A Google search is a good place to start. However, plant identification applications can misidentify plants, particularly ones that resemble native species. Another useful tool is a social media group dedicated to plant identification. You might even be able to discover one in your area. As soon as you know what to look for, it's crucial to monitor your home carefully. A small population is much simpler to regulate than a huge one, so early action can save you time in the long run.

 Stop Seeds From Spreading

The most typical method for invasive plants to infiltrate a property is by seed. Annuals and biennials like stilt grass and garlic mustard are the worst seed producers. The key to obtaining control is to stop the seeds. 

Even a small number of plants may generate large numbers of seeds and colonise open areas. Simple solutions for this include mowing, trimming, or deadheading the plants. Annuals and biennials generate such large amounts of seeds that a seed bank can quickly form in the soil.

When this occurs, it may require several years of management to stabilise the problem. The seeds in the soil will be decreased by covering open areas with an appropriate layer of mulch. Perennial plant seeding challenges include purple loosestrife and yellow flag iris.

The plants must be removed in addition to being kept for seed production. The problematic plants may be dug up and disposed of, but manual exertion is necessary. Herbicides need to be used only in dire circumstances.

How to Get Rid of Invasive Plants

 Spot Underground Invaders

Japanese knotweed, English ivy (Hedera helix) or Celandine are examples of subterranean plants that spread quickly. The finest offence is the greatest defence for these plants. 

If you can spot them early on and get rid of them, the procedure will be rather simple. Once established, they are more challenging to control. They can grow vegetatively from little plant fragments that have been left in the ground.

Digging and plucking can control smaller invasive plants. But you must be keen to remove any new sprouts that appear. It can take years to eliminate the plant from your home using this strategy. 

You might be able to stop it from spreading further, though. Another choice is to smother the plant. This is done by pruning it back and covering it with a thick layer of mulch and a layer of cardboard. To achieve the ideal results, you might need to make several attempts. And you must be careful to manage any regrowth that happens.

 Remove And Replace

Birds can disperse the seeds of several invasive plants, including Japanese barberry and burning bush. They are more of an issue in undeveloped, natural regions than in ordinary gardens.

The best course of action is to get rid of any of these plants and switch them out for non-invasive varieties. Herbicides can also be used to get rid of woody plants if physical removal is not an option.

The cut-and-spray technique is often the best since it uses less chemicals. Trim the stems a few inches, and then spray them with the appropriate herbicide.

Consult the product label because the rates of application might vary. Autumn is often the best season for using this technique. Because that's when the plants begin to become dormant.

Remove And Replace Invasive Plants

Preventing Invasive Species From Spreading

Killing invasive plants requires a lot of work. The best therapy is prevention, much like in human health. Gardeners can take many steps to prevent invasive plants.Discover the native and invasive plants in your region. Choose only native species when you get new plants. When trekking, remove your shoes before you leave the area since they disperse seeds.

Even your car and tyres may spread invasive species to other locations. Invasive species are likely to flourish in any part of your land that has been altered. Repopulate those regions as soon as possible with local species to aid in their establishment. 

Do you have an invasive plants problem? If you require invasive weed removal in Essex, London or throughout the UK, contact our expert today.