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The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium
000°K Metal Halide lamps OR magenta
High humidity will interfere with the filters ability to adsorb odors
Carob Moth
Do not apply through irrigation systems
Pargro Slab, 9.5" x 8" x 4", case of 16 books-&-videos The pH scale is aPargro is lightweight stone wool made from basalt rock. Its a highly uniform substrate thats pathogen, disease, and seed free, offering consistent plant growth. Stone wool is inert, so it will not add or hold back any nutrients, giving you complete control over your plants. Pargro media has rapid water distribution and excellent re saturation capabilities, making it easy to use. The Pargro family of products are made in the most popular sizes that
