FloraFlex 7.5''-9'' Matrix (12 Pack) water-filtration But if you don’t buffer

But if you don’t buffer that growing medium with calcium for strong cell walls and magnesium for chlorophyll production

Designed for hydroponic/soilless growing

Super light weight

Wall mount or hand held

Pre-mounted double ended sockets included

FloraFlex 7.5''-9'' Matrix (12 Pack) water-filtration But if you don’t bufferThe FloraFlex Matrix System is a patent pending first of its kind Top Feeding Wicking System that provides the most even way to deliver water and nutrients to your potted plants. It can be used with pots ranging from 7. 5'' 18'' Diameters. You will need a Matrix unit, the same size Matrix Pad (optional), and the correlating Matrix Circulator.