GreenGro Biologicals Ultrafine Mycorrhizae All-in-One, 15 lb. Container Size:3 lbs. 1 inch female-thread couplings with

1 inch female-thread couplings with brass inserts and brass blow-off valve

Removable feed cartridges - Quick and easy changeouts

Make all the adjustments you need to your hydroponic gear with the Pocket Punch Hole Puncher from Grow1

Why the Mini-RocketBox PLUS+

Food-grade premium silicone

GreenGro Biologicals Ultrafine Mycorrhizae All-in-One, 15 lb. Container Size:3 lbs. 1 inch female-thread couplings withGreenGro Biologicals Ultrafine is a soluble blend of mycorrhizae, beneficial bacteria, kelp, and humic. This highly effective and easy to use, all in one product will dramatically improve the health and vigor of your root systems. The Ultrafine blend is perfect for hydroponic and soil drench applications. Great for all types of soft rooted plants such as fruits, vegetables, herbs, and flowers. GreenGro mycorrhizae blend contains a diverse selection of