Grass clippings are top-of-the-line money-saving assets any gardener can have, and it doesn’t even matter what state your garden is in. Grass is a excessive nitrogen feeder, nevertheless it shops that nitrogen very well in its leaves.

Utilizing grass clippings as mulch will feed your backyard, cut back the necessity for watering, and assist to enhance your soil. Each time you refill your backyard bin, or take your grass clippings to the tip, you’re freely giving essentially the most priceless backyard by-product you will have.

There are dozens of council waste services, actually creating wealth out of your waste, and it’s one thing that us gardeners will actively purchase again; compost.


Why Use Grass Clippings as Mulch? 

Using Grass Clippings as Mulch

The commonest mulch in our gardens is part-rotted bark. It’s efficient, it forestall weeds from creating, and it seems good. But it surely’s not low-cost. Grass clippings value actually nothing, add extra vitamins to your soil, by breaking down quicker, enhancing drainage, and opening up your soil construction within the course of.

Grass clippings can be utilized contemporary, dried, composted, and even straight again onto your garden to scale back nutrient loss. However maybe, earlier than we get into the fantastic element, it’s necessary to make clear the advantages of mulching usually.

What Does Mulching Do to Our Gardens?

Mulching is the act of protecting soil. You need to use something from shells, pebbles and slate, to bark, compost or grass clippings. Its main goal is to stop annual weeds from germination and perennial weeds from re-sprouting. 

Plastic sheets will do the job, however solely natural mulches actively enhance your soil (actually, stone, plastic, or synthetic mulches actively hurt your soil well being via compaction).

Including beneficiant layers of natural mulch encourages good micro organism, worms, woodlice, beetles, nematodes, slugs, and so forth. to work goodness again down into the soil. The outcomes will not be simply extra vitamin in your backyard, but additionally improved drainage, and improved moisture retention.

By summer time, a beneficiant mulch will assist to retain moisture via intervals of drought. By winter, it’s going to hold frosts and icy temperatures away from the roots of tender vegetation.

The Science of Mulching with Grass Clippings

However what makes grass clippings such a great mulch? Properly, there are three important advantages of mulching with grass clippings; moisture management, added vitamins, and improved soil construction.

For me, as a devoted cut price hunter, the truth that grass clippings do all that at no cost makes them an apparent alternative.

How to Use Grass Clippings as Mulch

How Grass Clippings Retain Moisture

Grass clippings can be utilized as a dry or contemporary mulch, and in each instances they are going to cease moisture loss throughout the summer time months. This is so simple as making a barrier between the beating solar and your soil.

The thicker you mulch, the more practical that turns into.

How Grass Clippings Add Vitamins

Grass is a heavy nitrogen feeder, drawing nitrogen out of the soil, and customarily leaving the soil beneath your garden depleted, and in want of normal feeding. 

By saving your grass clippings, you’ll be able to transfer the nitrogen they take out of your garden onto different beds, borders, and veggie plots, so as to add an important nutrient for plant growth – nitrogen.

Whereas grass isn’t the best nitrogen fixer, it does maintain onto about 25% of the nitrogen it removes from the soil and presents a lot richer fertilizer than many forms of manure.

How Grass Clippings Enhance Soil

As grass clippings break down, they warmth up, creating steam and humidity in and across the pile of greenery. That steam, for essentially the most half, drips again down into the soil, encouraging higher-than-average charges of soil exercise, from worms and different tiny organisms. 

Grass clippings provide tons of vitamins, which creates a banquet for the helpful bugs and micro organism too, so attracts them to the floor, the place they pull down rotting leaves, and poop them out as wholesome soil.

As they dig up and down, they churn via your current soil (whether or not it’s clay, sand, or loam), aerating it, and including natural matter as much as 1m under the floor.

The outcomes are a mix of higher drainage, larger vitamin, higher moisture retention, and a better house for roots to develop with out compaction or competitors, which is good for almost each plant you’ll be able to develop.

When to Use Grass Clippings as Mulch

You need to use grass clippings as mulch all yr spherical, however purpose to use them to every a part of the backyard simply as soon as in a yr. Over-application could cause extra moisture retention, and soil life simply can’t sustain.

Use contemporary grass clippings if you wish to heat up your backyard beds via winter. As they break down, they add warmth, vitamins, and moisture to the soil, getting it prepared for planting in early spring.

For the remainder of the yr, your grass clippings will dry out quicker within the solar’s warmth, so gained’t stand up as a lot, or break down as shortly. This makes them a more practical moisture-retaining mulch for longer. This works with dried or contemporary grass clippings in equal measure.

My solely actual recommendation about when to not use grass clippings as mulch, is that if your grass has gone to seed. All you’ll be doing then is spreading grass seed across the backyard.

Find out how to Use Grass Clippings as Mulch

Dried grass clippings can be utilized as a mulch in a lot of methods, whether or not they’re contemporary, dried, composted, or dug in with a bit extra preparation. 

Listed below are two of the best methods, and some extra particular makes use of too.

Utilizing Dried Grass Clippings as Mulch

Dried grass clippings will break down extra slowly than contemporary grass clippings, and don’t have fairly as a lot nitrogen. In addition they gained’t break down with warmth. The primary advantage of dried grass clippings is to supply cowl for soil, notably round moisture loving vegetation throughout dry climate.

Apply dried grass clippings in 2-3” layers, ensuring to maintain them away from the woody bases of timber and shrubs.

Using Dried Grass Clippings as Mulch

Utilizing Contemporary Grass Clippings as Mulch

Contemporary grass clippings are extra versatile, have extra vitamins, and warmth up as they break down. This encourages extra soil exercise, and higher moisture retention (it additionally reduces the necessity for storage as it may be used straight from the lawnmower bag).

Round our borders, we use contemporary grass clippings in 2” layers as and once we get it. Our garden isn’t large, so we will normally cowl about 3m2 every time we minimize it. Keep away from common gentle mulches, and go for infrequent heavy mulches, even when it means mulching each two years somewhat than yearly.

Different Methods to Use Grass Clippings within the Backyard

If you happen to like your backyard to look actually neat and tidy all yr spherical, grass clipping mulches won’t be for you. Even I’ll admit that it isn’t the smartest trying mulch on the earth.

If that’s the case, there are nonetheless just a few nice methods to make use of your grass clippings as a backyard feed.

Composting grass clippings

The plain one is composting. All you want is contemporary grass clippings, and an equal quantity of dried straw, dried leaves, newspaper, and even cardboard. Grass, or inexperienced waste, represents nitrogen. Brown or dried waste represents carbon.

Carbon and nitrogen are the elements for any good compost, so be sure to have a great mixture of dry and inexperienced waste (of which, grass is the best and most plentiful in most gardens).


One in every of my favourite methods to make use of grass clippings is trenching. It doesn’t use a lot, nevertheless it’s a extremely efficient solution to give annual climbing vegetation a lift, and works notably nicely with beans and peas.

Dig a trench, a few foot deep, the place you propose to plant your beans and fill half of it with grass clippings. Cowl the ditch again over with a slight mound (this may flatten itself out over the yr), after which sow beans, peas, or annual climbers, immediately into the soil above the ditch.

The warmth and nitrogen within the soil give such a lift, proper via the season, and will certainly be part of your annual backyard routine.

Garden Feed

And eventually, the best means on the earth to make use of your grass clippings is to take the mower bag off your garden mower and minimize it frequently. 

Positive grass clippings could be left in your garden to interrupt down, placing used nitrogen again into the soil, and recirculating it to your garden to make use of once more.

Doable Issues with Utilizing Grass Clippings as Mulch

Pests & Illnesses

Like something, grass clippings aren’t excellent. They will provide a secure breeding floor for bacterial and fungal issues, and if they’re touching the trunks of younger timber or shrubs as a mulch, could cause extra humidity and decay because of this.

Mealybugs and different pest species take pleasure in moist surfaces for eggs and larvae to thrive, and grass clippings provide a great habitat. Nonetheless, different pests, like spider mites, want dry circumstances, so contemporary grass clippings make it almost unimaginable for these pests to breed.

It’s very a lot about weighing professionals and cons, but when paired with good backyard upkeep, they’re a secure, low-cost, and efficient mulch for any backyard.

Spreading seed

If you happen to mulch with grass clippings whereas your grass has seed heads or flowers, you then danger spreading grass seed into your borders, which may sprout, and develop into clumps of grass the place you don’t need them.

Insignificant flowers on many forms of grass are arduous to identify, however on most they appear like brief wheat or barley stems.

Often Requested Questinos about Utilizing Grass Clippings as Mulch 

Preparing to Use Grass Clippings as Mulch

How thick ought to a grass clipping mulch be?

Grass clipping mulch must be utilized in 2-3” layers. Thinner layers don’t present the vitamins or moisture retention mandatory, and thicker layers can fail to remain aerated.

How do you compost grass clippings?

Compost grass clippings in layers, or flip your compost frequently. Low upkeep compost takes longer, however by including a layer of grass clippings, a layer of vegetable or backyard waste, and a layer of straw (or dried leaves, or shredded paper) and repeating that course of, you should have lovely compost in round twelve months.

How lengthy does it take grass clippings to decompose?

Grass clippings which can be unfold thinly round your garden will decompose utterly inside just a few weeks, and gained’t be seen for various days. If you happen to’re chopping lengthy grass, take away the clippings as they are going to break down extra slowly and may block gentle to new progress.

Do grass clippings make soil acidic?

Grass clippings launch ammonia as they decompose, so do acidify your soil barely. Over-application on very poor draining soils can enhance acidity to round 8.0, however a single annual mulch will help wholesome pH ranges.

How to Use Grass Clippings As Mulch

Wrapping Up Our Information to Utilizing Grass Clippings as Mulch

I hope, if nothing else, that I’ve satisfied you to cease throwing your grass away. You’re providing a gold mine of backyard vitamins to your council that you can be making use of your self.

Whether or not you’re mulching, trenching, or utilizing a mulching garden mower to recycle your grass clippings, they’re simply too good to waste. There’s nothing extra satisfying than saving cash within the pursuit of excellent gardening, and utilizing grass clippings as mulch is a tried and examined solution to do each.


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