PRO-MIX Growing Media Components Explained: Perlite
▻ https://www.pthorticulture.com. Horticulture Specialist Troy Buechel talks about one of PRO-MIX growing media components which is the perlite.
Perlite is an alumino-silicate ore of volcanic origin. The raw ore is crushed, graded and screened in various particle sizes. Perlite has a high total-porosity and improves drainage and air porosity.
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