perlite - screened and partially dried perlite pellets and popped perl – Geological Specimen Supply

Perlite is a hydrated form of obsidian. When a mass of obsidian picks up water, it devitrifies and becomes amorphous perlite. The unhydrated core of the obsidian mass may weather out as an obsidian spherule called an Apache Tear. Perlite can also form by the sudden cooling and solidification of rhyolitic volcanic ash

Ever notice that most cacti and succulents care advice include well draining soil? These little white pearls resemble styrofoam and are also known as volcanic popcorn. Perlite is a volcanic substrate with a high-water content. When heated to temperatures up to 1700⁰ F (900⁰ C) The water turns to steam and pops the particle like popcorn, resulting in a lightweight and sterile mineral.

Perlite 4 Quarts Porosity Soil Amendment for Cactus and Succulents

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Bulk perlite for professional use – 120 quarts – 4 cubic foot weighing 20 pounds. Horticultural perlite is clean, sterile, pH neutral, Non-Flammable,

PVP Industries PVP105408 120 Quarts – 4 Cubic Foot of Organic Perlite Planting Soil Additive Gi, White

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PVP Industries, Inc. Pro4CU105408 Horticultural

Perlite can be added to any soil mix to improve the aeration and the drainage of the potting soil. Perlite is a natural volcanic material and is

Perlite Premium 2-6mm

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xGarden 8 Quarts Horticultural Grade Premium Perlite

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Perl-Lome Perlite is a loose, expanded perlite you mix with peat to create a perlite soil mix for indoor planting or hydroponics. Perl-Lome Perlite contains no seeds, disease or insects. The large surface area of the Perl-Lome particles is covered with tiny crevices that retain nutrients and moisture that your plants can use as needed. When mixing your potting soil, make sure it contains at least 25 percent Perl-Lome Expanded Perlite for optimal drainage purposes.