
Red Thread Treatment
Our Red Thread Treatment is specially designed to aid the lawn in a quick recovery following a bout of Red Thread fungal disease.
What is the Red Thread Treatment?
Our Red Thread Treatment is a fast-acting, all in one, foliar liquid spray applied in a similar way to our weed killer and is absorbed through the grass leaf. The professional equipment we use to apply the treatment allows for an even spread of the product across the lawn, to ensure all the Red Thread areas are treated. This treatment also strengthens the grass against general lawn diseases as well as Red Thread. Visually, you should be able to see the effects after 3 days of the application.
The Red Thread Treatment can be added to any of these packages



What is Red Thread?
Red Thread is a fungal disease that typically occurs in damp and humid conditions. This disease can be identified in the lawn from the pink thread-like substance that grows on the grass blade (see image above). This is one of the most common lawn diseases. While a lawn will usually recover on its own from a bout of Red Thread, we can help speed along the process.

How does the TopGrass Red Thread Treatment help?
A Red Thread Treatment will not cure the lawn of Red Thread but will help speed up the recovery and help return your lawn to its previous green, luscious appearance. The treatment tends to take effect within 3 days, sometimes even quicker, so it is a fast visual solution to an unsightly problem. Unfortunately, once a lawn gets Red Thread, the disease tends to remain and can come out in bouts every now and then, but rest assured we can apply this treatment each time to help speed up the recovery every time.
The Red Thread Treatment Formulation comprises of:
- Diluted liquid Iron Fe to provide a quick green-up
- Micro-nutrients to help harden the grass plant against disease and promote strong, healthy growth in order to help recovery from current Red Thread bouts
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Other methods of combatting Red Thread
- We also recommend regular aerations to help de-compact the lawn which should reduce the number of outbreaks your lawn has of the disease. This decompaction allows water, air, and nutrients to flow through the soil effectively.
- Regular scarification of the lawn is also advised. This is to improve airflow in the lawn and to reduce levels of moss/thatch debris. This will help reduce Red Thread infection levels in the lawn.

Summary:
When? A Red Thread Treatment can be applied at any time of the year, except for drought conditions
What? A liquid application of Iron Fe and Micro-nutrients
Why? To aid the lawn in a quick recovery following a bout of Red Thread fungal disease.
Lawn Care Services
Achieve a lush, green, and healthy lawn all year round with our expert lawn care services. Whether you need lawn aeration, scarification, weed control, or seasonal lawn treatments, we provide tailored solutions to enhance the health and appearance of your grass.

Season Starter Treatment
The Season Starter Treatment is applied to give lawns a kick start following the hard winter months. It is uniquely designed for specific grass growing conditions from February to April.
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Early Season Treatment
The Early Season Treatment is an application of partially coated, controlled release fertiliser and targeted weed control to help keep your lawn thriving through spring and summer
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Mid Season Treatment
An application of fully coated fertiliser to prevent lawn scorch, combined with a selective weed control to help to keep your lawn healthy during those summer months
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Late Season Treatment
Strengthen your grass with an iron-based micronutrient spray, which also helps to contain moss in your lawn during the wetter, milder autumn months
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End of Season Treatment
Toughen up your lawn during the harsh, cold winter months with an iron-based micronutrient spray that will help to inhibit moss growth
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Lawn Aeration
Aeration is a key factor in keeping lawns healthy and green, as, like us, your lawn and the soil beneath it needs to breathe.
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Lawn Improver
This renovation service is for lawns that are struggling with a moss and thatch build-up. A routine lawn scarification service that we recommend customers have every 1-3 years depending on the conditions of their lawn.
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Water Conserver
Increase your lawn's ability to absorb and retain moisture with our Water Conserver treatment
Learn MoreLawn Care Packages
No matter your lawn’s condition or your level of experience with lawn maintenance, we’ve got the perfect package to suit your needs. Our professional lawn care packages offer year-round treatments to keep your grass green, healthy, and weed-free.

Basic Package
Our Basic Package provides the essentials for those who are new to lawn care. This package includes our Annual Lawn Care Programme consisting of fertiliser applications, weed killer applications and moss controls that are seasonally tailored to your lawn's needs.
What's included
- •Spring Season Starter Lawn Care Treatment
- •Summer Early Season Lawn Care Treatment
- •Summer Mid-Season Lawn Care Treatment
- •Autumn Late Season Lawn Care Treatment
- •Winter End-of-Season Lawn Care Treatment

Standard Package
Get everything that's included in our Basic Package, but with an additional lawn aeration. This is a lawn care package that will help to ensure that your lawn is green and healthy throughout the year.
What's included
- •Spring Season Starter Lawn Care Treatment
- •Summer Early Season Lawn Care Treatment
- •Summer Mid-Season Lawn Care Treatment
- •Autumn Late Season Lawn Care Treatment
- •Winter End-of-Season Lawn Care Treatment
Plus
- •Lawn Aeration

Enhanced Package
Our Enhanced Packages are designed for lawns that are struggling with moss and thatch. This package can be tailored based on the level of scarification your lawn requires to remove moss and thatch and get it thriving again. This also includes all the treatments found in our Basic Package.
What's included
- •Spring Season Starter Lawn Care Treatment
- •Summer Early Season Lawn Care Treatment
- •Summer Mid-Season Lawn Care Treatment
- •Autumn Late Season Lawn Care Treatment
- •Winter End-of-Season Lawn Care Treatment
Plus
- •Lawn Maintainer Renovation Service
- •Lawn Improver Renovation Service
- •Total Reseed Renovation Service
Why TopGrass
Top Quality
TopGrass staff use professional lawn care products and equipment to obtain the best results.
Top Value
Our lawn care packages start from as little as £10.42 per month including labour, materials and VAT. It can be cheaper than DIY!
Top Expertise
Beautiful lush, green grass enhances the appearance of your property and can increase its value.
Top Appearance
Beautiful lush, green grass enhances the appearance of your property and can increase its value.
Top Value
Letting us do the work for you will save you days of your own precious time and allow you more time to enjoy your garden.
Top Flexibility
Free lawn treatment quotation with no obligation. We will tell you what your lawn needs to improve it. There is no hard sell, no contract to sign.

What our customers say about us
FAQ's
Red Thread is a common fungal lawn disease that thrives in damp, humid conditions. It appears as pink or red thread-like strands on the grass blades and can cause unsightly patches across your lawn. While it doesn’t usually kill the grass, it can significantly affect its appearance.
The treatment is designed to help your lawn recover quickly from a Red Thread outbreak. It doesn’t cure the disease itself but accelerates the lawn’s recovery by strengthening the grass and improving its colour and health. Most customers see visible improvement within just 3 days of application.
Good news! You can start improving your lawn at any time of the year. We offer different treatments suited to the season:
- February-April (Season Starter Treatment): aims to wake up your lawn, deliver early nutrients and an early boost for your lawn before the growing season.
- Spring–summer (Early & Mid-Season Treatments): maintains strong growth, manages weeds, supports colour during warm and dry periods.
- Autumn-winter (Late & End-of-Season Treatments): targets moss, strengthens roots for winter, and greens up the lawn during slower growth phases.
Start whenever you’re ready, the sooner we assess your lawn, the sooner we can begin improvements.
Unfortunately, no. Red Thread is a recurring disease that can reappear under favourable conditions. However, the treatment can be reapplied as needed to support recovery each time an outbreak occurs.
Yes — we offer three main tiers: Basic, Standard, and Enhanced.
- Basic Package: Includes all year-round core treatments (Season Starter, Early, Mid, Late, End-of-Season). From ~£10.42/month.
- Standard Package: Includes everything in the Basic Package plus a lawn aeration for improved soil and root health. From ~£14.50/month.
- Enhanced Package: Full lawn scarification, aeration and reseeding tailored to your lawns needs. (including scarification, aeration and seeding). From ~£21.58/month.
If you prefer a custom plan, we can tailor one to match the exact condition of your lawn.
Yes. TopGrass recommends regular aeration to relieve soil compaction and improve water, air, and nutrient flow. Scarification is also advised to reduce thatch and moss, which can harbour fungal spores and restrict airflow—both of which contribute to Red Thread development.