Lighthouse 2.0 - Controlled Environment Tent, 5' x 2.5' x 6.5' Root Cleaner It contains the added calcium

It contains the added calcium (Ca)

non chemical spray or drench made up of naturally occurring microbes that may help plants deal with environmental stress

the product is very light and has excellent physical qualities for use in plant propagation

Made of naturally composted materials

Lighthouse 2.0 - Controlled Environment Tent, 5' x 2.5' x 6.5' Root Cleaner It contains the added calciumThe Lighthouse Controlled Environment is designed to help you grow your favorite plants indoors. These grow tents offer waterproof liners, ease of assembly, and multiple size options. Our lightweight fabric is sealed and lined with premium reflective material. Now with heavy duty zippers with smoother action and reinforced zipper pulls. Includes 6. 5 adjustable ports for vent fans ducting, screened vent panels (with cover), and adjustable power cord