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GRazer NZ - mulching and land clearing specialists

Comparison guide

Chipping or mulching: they solve different problems

People often use the words interchangeably. They are quite different jobs.

Vegetation processed into a fine mulch layer on site

The short answer

A chipper processes material you have already cut and brought to it. A mulcher goes to the standing vegetation and processes it where it grows. If you have a pile of branches, you want a chipper. If you have a hillside of gorse, you want a mulcher, because with a chipper somebody has to cut all of that and carry it down the hill first.

Side by side

Chipping compared with Mulching
 ChippingMulching
Where it worksStatic, material comes to the machineMobile, machine goes to the vegetation
Cutting required firstYes, all of it, by handNo
Material handlingYou feed the machineNothing handled at all
OutputChip, usually collectedFine mulch layer left in place
SuitsPrunings, felled branches, arborist wasteStanding scrub, gorse, regrowth, whole faces
SlopeMachine sits on flat groundWorks the slope itself, to 55 degrees

Chipping

Chippers are the right machine for material that is already down, prunings, arborist waste, a pile of branches after a storm. The output is a useful chip you can spread or take away. The constraint is that everything has to be cut and physically fed in, which is fine for a trailer load and impossible for a hillside.

Mulching

A mulcher is a mobile machine that drives at standing vegetation and reduces it in place. Nobody cuts anything first and nobody handles any material. On a slope that is the entire difference between a job being feasible and not. The output is a fine layer left where it falls, which suppresses regrowth and protects the soil surface.

When the other option is the right call

If your material is already cut and stacked, or you specifically want clean chip to use elsewhere on the property, a chipper is the right call and a mulcher is not what you need.

Want a straight answer for your site?

Send the address and a few photos. If mulching is not the right answer for what you have, we will say so.