Method 7 Resistance 2 HPS Crystal | Grow Glasses Canna Cribs S2E13 Jungle Boys so only the humidity pack

so only the humidity pack inside gets replaced

the Gro-Block Improved remains firm and maintains its rigidity

aeration qualities

dried material in a sealed container — not living plants Composition Plant-based glycerin and water Salt Content 100% salt-free Biodegradability 99% biodegradable Toxicity Non-toxic

Reflective surface: Holds down water temperature under strong lighting

Method 7 Resistance 2 HPS Crystal | Grow Glasses Canna Cribs S2E13 Jungle Boys so only the humidity packThe Method 7 Resistance+ glasses are different from the original Resistance glasses in that they come with a silver coating for versatility indoors and out. Method Seven glass lenses were developed so people who work under High Pressure Sodium Lighting (HPS) can protect their eyes and see natural colors. HPS lights are the most efficient and powerful light sources for growing indoor plants. However, because these lights make everything look yellow, it