Collection: STIHL Scarifiers & Lawn Aerators

A mossy, thin lawn and a compacted, waterlogged one are different problems needing different tools — scarifying strips out moss and thatch smothering the grass, while aerating punches into compacted soil so roots, water and nutrients can actually get through. Using one to fix the other's problem gives disappointing results. This range spans electric, cordless and petrol models for both jobs, sized from small domestic lawns to larger grounds.

A mossy, thin lawn and a compacted, waterlogged one are different proble ...

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Buyer's Guide

Scarifiers & Aerators Buyer's Guide

Scarifying and aerating keep a lawn healthy long-term — here's how to choose the right machine and understand what each does before your next seasonal lawn treatment.

Scarifying vs Aerating

Scarifying removes thatch and moss from the lawn surface with blades, improving air and water penetration. Aerating spikes the soil to relieve compaction — the Stihl RLA 240 and RL 540 both scarify; check the spec if aeration specifically is what your lawn needs.

Petrol vs Cordless Battery

The Weibang Intrepid and Stihl RL 540 run on petrol for larger lawns needing sustained power, while the Stihl RLA 240 on the AK battery system suits smaller domestic lawns with a lighter, quieter machine.

Matching to Lawn Size

Scarifying is typically an annual or twice-yearly job rather than routine maintenance, so match the machine to your lawn size rather than over-buying — the cordless RLA 240 comfortably handles a standard domestic lawn in one battery charge.

Grass Catcher Bags

Scarifying pulls up a significant amount of thatch and moss, so a grass catcher bag like the Stihl RL 540 50L bag makes clean-up far easier than raking it all up by hand afterwards.

Complete Your Kit