recirculating

This is the start of my 2nd grow with my CMH light. I have 7 Wedding Cakes, 6 Purple Punchs, 1 Peyote Critical, 1 Blue Gelato 41, and 1 Cheese that have been germinating for 2 days. They have all opened up and I'll be setting them in 1.5x1.5x1.5 rockwool cubes. I will do my best to log my grow...

Hello all, starting my grow journal so I can keep track of my grow and thought this would be a great place to start. Here's my set up; 5x5 grow tent 630w cmh dual bulb grow light 16 Animal Cookies clones 8" 780 cfm inline fan with speed control Charcoal filter Using open ports as passive air...

Hey riu, Just wondering if anyone may know what is causing thus scummy build up in my pumps and res? Thanks in advance

CFLs wasn't very cost effective.