Zero Lawn Moss
Zero Lawn Moss

Zero Lawn Moss

Regular price €27.99

  • Removes lawn moss deep down into the roots
  • No grass staining (moss will discolour when dying)
  • Can be applied all year round
  • Visible results within 24 hours
  • Safe for children & pets once dried (1-2 hours)
  • Easy to mix formula at 10:1 with water
  • 1 litre of concentrate covers 334m² (or 400 square yards)
  • 3 sizes available: 2.5ltr, 5ltr and 10ltr (VAT free)
  • Step 1 of our 2 step lawn care program


Our standard delivery charge is €6.99 anywhere in Ireland or Northern Ireland.

Deliveries are dispatched on the next working day after the order has been placed, and you should receive your order within 2 - 7 working days.

Please check the contents of your package on arrival. Should any items be damaged during shipment, it is important that you notify us immediately after opening the package. In the event of damage, please keep all packaging materials from the shipment and email us images of the damaged items. 

Contact Us
Phone: 0949031435



If your item arrives broken or damaged, if you receive the wrong product, or if your product is defective in any way, we will arrange for the item to be collected and returned to us at no cost to you. Once the item is received back to the store we will contact you to organise a replacement or refund. To return a damaged, defective or incorrect item, please email 

Or call 094 9031435 to arrange pick-up.

Your satisfaction is our top priority. So if you decide that your purchase is not going to work out or you simply don’t want it anymore, you can return the new and unused item to us for an exchange or refund.

Send the item back to us via post or courier, making sure you include your order number and also a contact phone number in the package. When we receive the item back to the store and there is no sign of wear or damage, we will call you to arrange your refund or exchange. The address to return packages to is:

Horkans Garden Centre
Co. Mayo
F23 FC90
094 903 1435

Let Us Do It For You
Don’t have time to go to the post office? Call us on 094 903 1435 and we will arrange for the item to be picked up and brought to us using our courier. This is at a cost of €8.50, which will be deducted from the total amount to be refunded or the exchange amount.

Please Note: All items to be exchanged must be returned in their original condition, including the manufacturer’s packaging, tags, documentation and any accessories. Packages must be returned within 14 days of receiving your order.  

Questions About Our Returns Policy?
If you still have any questions about our returns policy, please email or call 094 903 1435.

If you are unhappy with the products or services you have received from us please email us at

You can also submit your complaint to an online dispute resolution process operated by the European Commission by clicking on this link.

Zero Lawn Moss

Zero Lawn Moss will remove lawn moss overnight. Zero Lawn Moss works rapidly suppressing moss right down to the root structure. Results are visible within hours. The moss will discolor as it dies back and will return back into the soil as additional nutrients. Reducing the need for raking out.  Zero Lawn Moss will not harm lawn grass, in fact the added iron will enrich the green colour. Once the product has dried, it is safe for pets and children. 

We recommend using Zero Lawn Feed 24 hours after application of Zero Lawn Moss.

Easy to Apply

For an even distribution, Zero Lawn Moss should be applied using a good quality knapsack sprayer.

Safe for Children & Pets

Once the Zero Lawn Moss has dried in, it is safe to access the area. 1-2 hours on a sunny, dry day.

Removes Moss in Hours

Zero Lawn Moss remove moss down to roots in hours. Results will be visible overnight.

How to apply Zero Lawn Moss

For optimum results cut your grass a couple of days before application.
Use Zero Lawn Moss in dry calm weather however, it can be applied a couple of hours after light rain showers when a dry spell is expected.  Apply evenly across the lawn.

A knapsack sprayer is recommended when applying Zero Lawn Moss to ensure an even covering. Apply evenly to the entire lawn, paying attention to heavier patches.

Mix 1 part Zero Lawn Moss with 10 parts water to create a solution for normal moss growth
If moss is heavy and dense, mix 1 part Zero Lawn Moss with 6 parts water.

When to apply Zero Lawn Moss


Contains 6% Chelated Ferrous Citrate

Do not allow the concentrated or diluted liquid drift, spill, splash or drip onto hard surface areas as staining may occur.
Wash off any spillages with water immediately to help reduce staining.
Wash out all equipment after use. As when applying all garden chemicals, we recommend that you take precautionary safety measures by wearing a respirator mask, eye protection, and appropriate footwear.

Harmful if swallowed - Causes eye irritation Causes skin irritation

IF ON SKIN: Wash with plenty of water. Take off contaminated clothing
IF IN EYES: Remove contact lenses if present and easy to do. Continue rinsing.
IF SWALLOWED: Get immediate medical advice/attention.

Keep out of reach of children & pets.
Store in a dry place.