Free Metro Shipping, orders over $75
Australian OwnedSoil Wetter At A Glance
Soil wetters use surfactants to lower water surface tension so moisture can penetrate hydrophobic soil and spread more evenly through the root zone. This can help prevent dry patch and improve water retention in sandy and water repellent soils.
Positives
- Helps water soak into hydrophobic soil instead of beading and running off
- Improves moisture distribution to the root zone for more even growth
- Helps prevent and treat dry patch and dead spots
- Can reduce water loss by lowering evaporation at the soil surface
- Supports deeper, healthier rooting when paired with deep watering habits
- Useful in lawns, garden beds, and potting mix where water repellency occurs
- Can be started in spring to prepare soil for summer heat and dryness
Restore Granular Soil Wetter
A heavy duty, highly penetrating granular wetting agent designed to overcome soil water repellency and improve rewetting. It is a long release non ionic surfactant that supports penetration and retention, reduces evaporation losses, and can help prevent and treat dry patch. Application rate is 3 kg per 100 m2.
Negatives
- Not a replacement for good watering habits or correct mowing height
- Will not fix serious compaction or drainage issues on its own
- Needs rain or irrigation to activate and move into the soil profile
- Results vary depending on soil type and severity of repellency
- May need repeat applications as part of a seasonal program
- Costs more upfront than changing watering technique alone
- Dry patch can return if underlying causes are not addressed
Soil Wetter Pros & Cons
The cards below explain what a soil wetter does, when it is most useful, and what it cannot do. Use this to decide if a soil wetter belongs in your lawn care kit, especially if you deal with sandy soil, water repellency, or recurring dry spots.
How a Soil Wetter Works
Best Use Case: Hydrophobic and Sandy Soils
Fewer Dry Patches and More Even Growth
Better Root Access to Moisture
Water Efficiency and Summer Stress Support
When to Apply for Best Results
Application, Coverage, and Ease of UseNot What You’re Looking For?
Check out our other grass seed products to find the perfect match for your lawn
💧 How a Soil Wetter Works
Soil wetters contain surfactants that reduce the surface tension between water and soil particles. When soil becomes hydrophobic, water can bead on the surface, run off, or pool in low spots instead of moving into the root zone. A soil wetter helps moisture penetrate and spread more evenly, improving water efficiency and reducing dry patch across the lawn.
🏖️ Best Use Case: Hydrophobic and Sandy Soils
Water repellency is common in sandy coastal soils and can also occur when organic matter breaks down and leaves a waxy coating on soil particles. When this happens, even a well run sprinkler cycle can leave parts of the lawn dry. A soil wetter acts like a helper that allows moisture to enter the soil profile again, making irrigation and rainfall more effective.
🟩 Fewer Dry Patches and More Even Growth
Dry patch often shows up as localised brown areas that do not respond to normal watering. By improving rewetting, a soil wetter helps water reach the roots in those stubborn spots. Over time, this supports more consistent colour and density across the lawn, especially through hot and windy periods.
🌱 Better Root Access to Moisture
When water penetrates properly, roots can chase moisture deeper instead of relying on surface dampness. This supports resilience in summer and helps your lawn cope better between watering days. You will get the best outcome when you pair a soil wetter with deep, infrequent watering habits rather than light daily sprinkles.
☀️ Water Efficiency and Summer Stress Support
A soil wetter can reduce environmental water loss by helping moisture stay in the soil longer and reducing evaporation. This is especially useful when rainfall is limited or you are trying to make each irrigation cycle count. For a practical summer watering routine, see A Complete Guide to Watering Your Lawn in the Summer.
🗓️ When to Apply for Best Results
Soil wetters are commonly started in early spring, so the product can move into the soil while temperatures are mild and moisture is more reliable. This helps prepare the lawn for the heat and dryness of summer. Starting late can still help, but performance can be reduced if the soil is already extremely dry and water repellent.
🧂 Application, Coverage, and Ease of Use
Granular wetters can be applied by hand in small areas or with a fertiliser style spreader for larger lawns. Restore Granular Soil Wetter has a uniform particle size for even spreading and does not require separate watering in, as normal irrigation or rainfall is sufficient. A common application rate is 3 kg per 100 m2, which helps you plan how much you need for your lawn area.
Ready to Choose Your Soil Wetter
Contact the friendly team at McKays to confirm the right product and rate for your lawn size, soil type, and watering conditions.
All About Soil Wetters
Should I Invest in a Soil Wetter?
What soil wetters do, when they help most, and how to time applications for better summer performance.
How To Fix Your Compacted Soil
How to diagnose compaction, why water pools or runs off, and the fastest lawn friendly fixes that improve infiltration.
A Complete Guide to Watering Your Lawn in the Summer
How often to water, how long to run sprinklers, and how to reduce evaporation and dry patch through hot weather.