Method Seven Evolution Sun Polarized Glasses Canna Cribs S3E1 Stiiizy 5 for most plant varieties

5 for most plant varieties ”“ your nutrients are likely wasted

CANNA avoids steam sterilizing because it kills a mediums' ability to naturally protect crops against harmful moulds like Pythium

It ships with a 240V power cord

Other brands use a salt solution

Method Seven Evolution Sun Polarized Glasses Canna Cribs S3E1 Stiiizy 5 for most plant varietiesDon't Grow Blind Method Seven designs high quality glasses and photo filters for indoor and outdoor growing environments. Our grow room glasses provide true color in bright lighting and are optimized for each of the standard grow lighting spectrums. Lens Technology Crafted from a lightweight, shatterproof polymer, the SUNp lens offers full UV protection while working under the biggest grow light of all: the sun. Keep eyes relaxed in bright conditions