DIY Potting Soil: How To Make Your Potting Medium at Home

DIY Potting Soil: How To Make Your Potting Medium at Home

With spring upon us in the Northern Hemisphere, a lot of of us are itching to get our palms dirty and plant some bouquets or veggie plants. If you do any container gardening or maintain indoor crops, you have probable manufactured use of potting soil — from time to time known as potting mix or growing medium. It beats digging up dust in your yard to fill your pots. Even so, potting soil is not quite as harmless as it sounds. Most potting soil is actually soil-less and is made up of at minimum 1 fairly unsustainable component. The good news is, it is really straightforward to make your individual potting soil at household.

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What is in Potting Soil?

You are going to recognize that most potting soil is pretty light-weight as opposed to soil in the ground. This will help it retain water and can make it less complicated for tender roots to easily crack through the increasing medium. Numerous kinds also consist of fertilizers to aid crops grow immediately. Moreover, it is ordinarily sterilized so it does not comprise bugs or conditions, or distribute seeds unintentionally.

What is in this stuff, you inquire? Not all potting media are the same but most include some frequent elements.


This neutral medium absorbs h2o and provides some aeration and drainage. Sad to say, sand mining is not well controlled and is normally environmentally damaging, impacting low-profits communities and destroying habitats.


A mined mineral that expands into lightweight particles when heated, vermiculite raises the porosity, drainage, and aeration of potting soil. It also provides useful calcium and magnesium to the soil and improves the soil’s capability to maintain drinking water. Though the substance is deemed natural and organic, all mining negatively impacts the land, drinking water, crops, and animals in the vicinity.


Perlite is volcanic rock, also mined, with linked environmental impacts. When it’s heated, it expands and looks like tiny, white balls of Styrofoam. Perlite is lightweight and adds porosity, aeration, and drainage to potting soil.

Sphagnum Peat Moss

Not to be confused with sphagnum moss, sphagnum peat moss is a natural fungicide and is really lightweight and retains water exceptionally perfectly. At the identical time, it permits surplus drinking water to drain off. It is normally created in wetlands more than centuries of decomposing crops. But unexpectedly, peat does not incorporate a lot of vitamins for the vegetation to absorb. Like coal, peat is “natural” and “replenishable”- but not at the charge that we use it. And like coal, the extraction of peat has destructive environmental consequences.

Wetlands are vital ecological landforms that act as habitat nurseries, migration stopovers, and support filter out h2o air pollution. The peat harvesting procedure requires draining the wetlands right before scraping the peat off of the soil. It is then dried, screened, and compacted. The wetland and its inhabitants are incredibly negatively impacted. Wetlands are federally guarded in the United States substantially of the peat that’s employed in potting soil comes from Canada and sometimes Russia. Also, harvesting peat releases carbon dioxide, which is a significant contributor to weather change.

Making DYI Potting Soil

When it’s time to fill your yard pots or residence plant containers, why not blend up some home made potting soil and skip the peat (and wetland destruction)? There are lots of uncomplicated-to-obtain substances to make a good quality potting soil mix.


Compost is a excellent addition to your Do it yourself potting soil, specifically if it’s compost that you rotted in your yard from kitchen area and backyard garden scraps. Compost has heaps of nutrients and is not as large as soil from the floor. You can use it to switch the fertilizers in industrial potting soil mixes.

Coconut coir is a byproduct of the coconut processing sector. This light-weight fiber is an excellent sustainable substitute for peat since of its capacity to maintain h2o and add drainage to Do it yourself potting soil. Coir is usually offered in compressed blocks that expand when moistened.

Wooden chips or pine needles are all-natural substitutes for perlite or vermiculite. Both woody solutions will split down inevitably but will include vitamins to your soil as they do.

You can also buy perlite, vermiculite, and sand from your backyard center if you want to add them to your homemade potting soil.

Mixing the Soil

Combine equivalent elements compost and coir for your soil — 6 gallons of each and every is a excellent commencing position. Then add 3 gallons of wooden chips (or perlite or vermiculite). Experiment with the combination to get the texture and amount you require for your gardening. You may want to blend in some sand to get the desired texture.

Added Amendments

You could also take into consideration including ground limestone, bone meal, or other fertilizers if you obtain that your soil requirements a alter in pH or further nutrition.

Much better Shop-Purchased Bagged Soil

If you are only potting two tiny indoor residence vegetation, it won’t make any perception to obtain all of these components to make just a couple cups of potting medium. Or potentially you really don’t have the ability or time to make potting soil. No guilt in this article it is fantastic to buy potting soil, just stay away from bags that incorporate sphagnum peat moss. Appear for models that comprise compost, worm castings, or even bat guano in its place of peat.