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Another great giveaway! Thank you, good luck all! USA #spiderfarmerprimesale

Better light coverage with the LED. Especially in the corners. PROGROW 1800 4’ x 4’ Reflective Walled Area Ave PAR: 1182 PPFD Mounting Height = 18”, 100% Power 600W HPS SE 4’ x 4’ Reflective Walled Area Ave PAR: 812.5 Mounting Height = 20” Source...

"The plant’s experience is slightly different because they are usually a bit cooler than the room. If the plant temperature is exactly the same as the room temperature, then the plant and room Vapor Pressure Deficit levels are equivalent. But this is rarely the case! Usually, the leaves are...

Good interactive graph. https://vpdchart.com

The controller reading agrees with the results from this calculator, FWIW. https://pulsegrow.com/pages/vpd-calculator

Milwaukee instruments uses 3.5M KCl

You can find this at petco. Kills fungus gnat larvae. Good luck :joint:

Bugbee is a real scientist who offers a lot to learn. I could repost some work of his if you'd like, but you might just search instead.

A new video from Dr. Bruce Bugby. Either added to media or to solution, silica is very promising. I'm adding wollastonite to my next run. :bigjoint:

https://www.rollitup.org/t/its-alive-drying-and-curing-with-allison-justice-phd.1091695/ Here are some takeaways from the video: Dry at 60F and 60%rh Dry 7 to 10 days Bud lost 80% weight Harvested bud is alive. Respiration for a few days. Burping during cure reduces moisture content (depending...

https://www.rollitup.org/t/the-best-deals-thread-post-best-deals-and-lowest-prices-links.237610

Video presents alternative sterilization method using microwave oven. Also some protocols for cannabis.

Dr. Justice, my new favorite researcher, on drying and curing :) [VIDEO] "Master the Art of Drying and Curing" With Dr. Allison Justice https://www.cannabisbusinesstimes.com/media/master-art-drying-curing-cannabis-conference-2022/ [YouTube] The Science of Drying and Curing - Allison Justice...

Reminds me of this guy

This study suggests flushing is not necessary. IMPACT OF DIFFERENT FLUSHING TIMES ON QUALITY AND TASTE IN CANNABIS SATIVA L.

I'm guessing that a one-inch screw will poke out a little bit, especially if countersunk.

Seems like a the spectrum has enough blue to be ok for veg too

Reviewed on the Migro youtube channel

North Atlantic Seed Company allows you to search based on "Regular M/F Autoflower". Here's a link to NASC...

How do we measure when evaluating Mycorrhizae concentrations? I'm confused. Do we consider just propagules per gram? Or does the percent inert ingredients need to be accounted for? Here are some sample labels. Dynomyco: 5% microorganism but 900 propagules/g Myco Bliss: 2%? And 1000...