Navigation
Install the app
How to install the app on iOS
How To Use Progressive Web App aka PWA On 420 Magazine Forum
Note: This feature may not be available in some browsers.
More options
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an alternative browser.
You should upgrade or use an alternative browser.
EC and PPM's -- how to understand them better
- Author Xlr8
- Create date
Filters
Show only:
Loading…
Around the forums here, and any MMJ forums, people throw around "PPM (Pars Per Million)" quite a bit, but I'm not sure everyone realizes that PPM's are not standardized. An Oakton meter and a Hanna meter used to measure the same nutrient solution would report different PPM readings, for...
Blog information
More entries from Xlr8
-
420fied's index to his journals regarding hempy SOG'sFrom 420fied, regarding the most useful, important posts in his journals: "This is a...
-
Selective pollination - how to dabble in breeding or make your own unique crossA while back, I decided to harvest some pollen from a male "Jack the Ripper" plant I had, and...
-
PH Meters - Purchasing Them, Caring For Them, and Resussitating ThemHere's the dirty secret of (nearly?) ALL ph meters: they are a huge pain in the ass, eat...
-
Tips for ongoing pest prevention aka keeping out the bugs!Here are the steps I take to keep bugs out of my grow room: I spray the perimeter of...
-
DIY CO2 Generator - Compliments of Jandre 2k3!I really like good DIY write ups, and this one was especially well put together with great pics...
More blogs from Xlr8
-
420fied's index to his journals regarding hempy SOG's420fied's index to his journals regarding hempy SOG's
-
Selective pollination - how to dabble in breeding or make your own unique crossSelective pollination - how to dabble in breeding or make your own unique cross
-
PH Meters - Purchasing Them, Caring For Them, and Resussitating ThemPH Meters - Purchasing Them, Caring For Them, and Resussitating Them
-
Tips for ongoing pest prevention aka keeping out the bugs!Tips for ongoing pest prevention aka keeping out the bugs!
-
DIY CO2 Generator - Compliments of Jandre 2k3!DIY CO2 Generator - Compliments of Jandre 2k3!