Day 16
Marijuana Growing - DfyAnt's Albums
I installed a 600w digital ballast and temps rose from 82 when I had the fluorescent to 93F; damn! I need to get some cooling into the tent.
What is the difference between a MH conversion bulb and a standard HPS bulb. I purchased a 600w digital ballast and received two bulbs.
I thought I would use just a MH for veg and HPS for flowering.
Is a MH conversion bulb used for both veg and flowering?
Today is day 16 and I installed a...
I advised you to look at those 3 because you wanted to use a computer fan to blow fresh air in, which nobody advises to use them. what I showed you is a fan to cool your light or blow fresh air (intake) which is higher CFM. what bonz shows (and I have one too) is for the exhaust.
now you know...
There are too many variables to answer your question. The general concept before you build is to plan.
Is this your first grow indoors?
How much are you willing to spend?
How much grow space do you intend to use? (lighting is dependent on this)
Are you going to grow hydroponically or soil...
3 x 2 x 5 = 30 cubic ft / every 3 mins = 10 CFM
You need a fan that will circulate air flow completely every 3 mins (20 times in one hour = 600 cubic ft)
So yes, 230 CFM is plenty!
Not to be rude, but most of us do our research and then ask questions.
Start by reading this book Amazon.com: Marijuana Horticulture: The Indoor/Outdoor Medical Grower's Bible: Jorge Cervantes: Books , read the forums here, THEN ask questions.
:)
Look at the feeding schedule and nute calculator at generalhydroponics.com. I have the same nutes but havent utilized them yet as Im saving for my DWC grow. Right now Im using Fox Farm's Ocean Forest and their nutes as Im doing a soil grow.
I believe people say to use 1/4 of what GH says on...