Nordgro CO2 Grow Bag for Indoor Plants, Tents & Hydroponics, Natural Carbon Dioxide Enrichment, 18 Weeks, 150g, XL

NATURAL CO2 ENRICHMENT – Boost the growing environment for indoor plants with a continuous source of carbon dioxide. Ideal for grow tents, hydroponics, greenhouses and indoor gardens. UP TO 18 WEEKS OF CO2 RELEASE – Designed to provide a steady release of carbon dioxide for up to 18 weeks, helping support healthy plant growth during the growing cycle. READY TO USE – Simply hang or place the CO2 Grow Bag in your grow tent or growing area. No electricity, maintenance or additional equipment required. SUITABLE FOR MANY GROWING ENVIRONMENTS – Perfect for grow tents, hydroponic systems, greenhouses, propagation areas and indoor plant collections. AVAILABLE IN TWO SIZES – Choose the Standard 100g bag for up to 12 weeks or the XL 150g bag for up to 18 weeks of natural CO2 enrichment.