ARBICO Organics Root Build 240 Beneficial Mycorrhizae, 0.5 lb Container Size:2 oz. Perfect for use with the

Perfect for use with the range of House & Garden additives and boosters

HGC726140 and HGC726135 are temperature and humidity controlled by two adjustable vents

They are highly resistant to sunlight

We've taken the guess work out of installing the perfect CO2 enrichment kit for your grow tent

Safe for indoor & outdoor use

ARBICO Organics Root Build 240 Beneficial Mycorrhizae, 0.5 lb Container Size:2 oz. Perfect for use with theBeneficial Mycorrhizal Fungae Help Grow Healthier Plants That More Efficiently Use Nutrients and Water. ARBICO Organics Root Build 240 is a micronized mycorrhizal blend suitable for most crops! Soil preparation is imperative when readying plants and the growing environment for the upcoming season! ARBICO Organics Root Build 240 provides a mixture of mycorrhizae that aids most plants establish themselves. Mycorrhizal fungi form symbiotic relationships