Its nickname volcanic popcorn is well deserved! And if you’re producing your own potting soil, then you may want to use perlite as it’s one of the most used compositions in the industry. Furthermore, in soil mixtures, perlite usually floats to the top of the soil, and when watered, it spills over the edge of a container. The finer stuff is also useful, but it’s used for rooting cuttings or in quality seed-starting mixtures as the provided drainage stimulates rapid root production. Perlite is a type of volcanic glass with very high water content. Veteran gardeners love this mineral – and often use it in their garden. They both have overlapping capabilities and aids with seed starting and soil aeration. Whether you grow your plant in pots on your patio, or you’re starting cuttings indoors under grow lights, you will find perlite to be a helpful add-on to your garden shed. Now, if you’ve ever used a bag of potting soil and you noticed some little white, Styrofoam-like balls in the mixture, then you’re already familiar with it. Basically, the more the percentage of perlite added, the more airflow the roots will enjoy. The main uses for perlite around my garden is for drainage. You can also use it with other additives or as a standalone growth medium. As a result, it is a better-suited addition to soils used with plants that don’t need strong moist media like cactus soils, or for plants that generally flourish in well-draining soil. Save my name, email, and website in this browser for the next time I comment. That said, you can equally find perlite at a good hydroponics store. Perlite is made from volcanic glass (obsidian) with water trapped inside that is then superheated by humans and crushed until it changes in color and texture. At this temperature, the glass pops. Medium Grade Perlite: This bestrides the middle ground in terms of draining and aeration. If you’d like to know more,  see my about page…Thanks! A short video describing the mining and processing of Perlite ore for horticultural, construction, and industrial applications. Perlite is a form of volcanic glass which has a high water content, typically formed from the hydration of Obsidian. They primarily stem from its unique chemical and physical properties, which include: These properties enable perlite to simplify two vital processes in hydroponics/soil, which are critical for the growth of plant. And if you don’t know how and where to find a good perlite product on the market, we’ll also help you by showing you the best perlites to use. Therefore, the processed perlite balls are made by grinding natural perlite glass and baking them in industrial ovens. It is and brown/ black in colour before processing. In its natural form, perlite is a type of rock or glass. Vigoro 2 cu. In its natural state, the mineral contains 2- to 6-percent trapped water. So it’s perfect for patio plantings in pots, tubs, and ornamental containers. Let’s discuss the uses of perlite further below: Perlite has many applications, as a gardener, it’s an essential element in your garden. Perlite begins life as naturally forming igneous (volcanic) rock. When the glass is heated to around 1,600 degrees Fahrenheit (871 degrees Celsius). So good drainage is essential to let empty air spaces remain in the soil. 15. How Many Petunias Per Hanging Basket: The Facts, What Can I Use Instead of Peat Moss: Great Alternatives. Like perlite, vermiculite equally originated from some type of rocks and also expands like popcorn. The rock comes from open-pit mines in the United States and in countries around the world. Perlite is a form of volcanic glass which has a high water content, typically formed from the hydration of Obsidian. See our article on how to use perlite in hydroponics. Pearlite is a two-phased, lamellar (or layered) structure composed of alternating layers of ferrite (87.5 wt%) and cementite (12.5 wt%) that occurs in some steels and cast irons.During slow cooling of an iron-carbon alloy, pearlite forms by a eutectoid reaction as austenite cools below 723 °C (1,333 °F) (the eutectoid temperature). Perlite is typically made of the following ingredients: Since perlite is an inherently occurring mined mineral, it’s a nonrenewable resource. But we often prefer ordering it online where we can easily find the ones that’ll suit our personal choices. Propagation of plant cuttings: It encourages root growth, and also prevents drowning by draining away excess water from the cuttings. It’s clean, disease-free, non-toxic, lightweight, and insanely easy to work with. Best Pruning Blades For Reciprocating Saw, Difference Between Primary And Secondary Growth. Building a 12′ x 72′ where our summer garden was located. If yes, bring your seat closer as we’ll be revealing to you everything you need to know about horticultural perlite and how best to use perlite in your garden. This product guide contains various mix designs for lightweight concrete, utilizing perlite as the primary aggregate, which may be used as stated or as a starting point for your own custom mixes. Perlite is simply vital if you want to become good at hydroponics or gardening. Perlite is obtained from the explosion of heated volcanic rocks. Perlite in its natural state is like a rock/glass. And how is perlite beneficial to the soil? Perlite is also used on cement and gypsum plasters, masonry construction, as well as loose-fill insulation. It doesn’t decay with time, which makes it a preferred choice to vermiculite for plants that will be occasionally repotted. The air pockets get lost once the soil gets packed down. Miners extract perlite from the earth using explosives and/or machinery. 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