Asked by: Sulema Sanandres
asked in category: General Last Updated: 8th June, 2020

How do you make perlite soil?

Combine 1 part perlite and 1 part peat moss with 1 part compost, pasteurized garden soil -- soil you have baked at 250 F for half an hour -- or purchased bagged soil, usually labeled "Garden Soil," from a nursery to create a potting mix suitable for containers indoors or out.

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In respect to this, what is perlite soil made of?

Perlite is made from a mined volcanic glass of the same name. As a raw material it contains water, trapped by the rapid cooling of lava. The moisture vaporizes explosively when heat is applied.

Beside above, what can be used instead of perlite? Perlite Alternatives Rice hulls share similar physical properties with perlite and may be substituted for it in fresh or parboiled forms. Because parboiling rice subjects it to steam pressure, which kills all weed or rice seeds, it is preferred over fresh rice in potting mixes.

Then, how much perlite do I add to soil?

It's recommended to add perlite so it makes up around 10-50% of the total volume of potting mix. Add 10-20% perlite if you want better water retention and don't plan on using a lot of extra nutrients.

Can I use Styrofoam instead of perlite?

Styrofoam as Perlite Substitute. Perlite is exellent for amending soil used for container grown plants and for starting seedlings in a soil or soiless medium. Blending for about 1-2 minutes and then draining in a sieve will give you a nice Perlite substitute. It has the consistency of coarse sand, but very lightweight.

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