[RFI] Lighting grow cycle of Pot...

Dave Cole (NK7Z) dave at nk7z.net
Wed Feb 21 19:23:46 EST 2018


Thanks to all for the education on pot lighting!  :)

I will be handing the grower the packet sometime this week...

Hopefully the grower will proceed in the spirit of the handout, which is 
friendly, firm, but not demanding.  If you are interested, the full 
color handout in all it's beauty is located at:

http://valleyradioclub.org/rfi.html

at the bottom in the links section.  The ARRL has a fillable form of the 
same text at:

http://www.arrl.org/information-for-the-neighbors-of-hams

but it is not as pretty as mine!  :)

I am developing a handout that can be given to all the pot shops in the 
area, in hopes they will pass to their growers explaining what RFI is 
and why they want it gone...  I suspect once the growers realize it 
takes about 10 minutes to locate them, they will want to get on the band 
wagon for quietness...

I need to get it developed, then have a lawyer review it for liability 
issues, then redo it until the lawyer is happy...  Once that is done, I 
will post it on line.

73s and thanks,
Dave
NK7Z
https://www.nk7z.net

On 02/21/2018 04:10 PM, Bob Riese wrote:
> shorter light time promotes budding
> 
> Bob
> 
> On Wed, Feb 21, 2018 at 11:40 AM, Tom Thompson <w0ivj at tomthompson.com 
> <mailto:w0ivj at tomthompson.com>> wrote:
> 
>     Dave,
> 
>      From what have observed, the lights are on continually for about
>     two weeks and then a 12 hours on / 12  hours off until harvest which
>     can take a number of months.  Depending on the setup, the lights are
>     off for a week or so while a new crop is planted, and then the cycle
>     repeats.  To get the latest, just google cannabis grow cycle.  See:
>     https://www.leafly.com/news/growing/marijuana-plant-growth-stages
>     <https://www.leafly.com/news/growing/marijuana-plant-growth-stages>
> 
>     73,   Tom   W0IVJ
> 
>     On 2/21/2018 7:11 AM, Dave Cole (NK7Z) wrote:
> 
>         Hello,
> 
>         Can someone refresh my memory here...  I believe there is a
>         cycle of light timing pot growers use on something like a 12 or
>         13 weeks period where they go from 18 hours of light to 12 hours
>         of light...  Does someone know what this cycle is, and why?
> 
>         I ask because my RFI has taken a turn for the worse, 12 weeks
>         after it started...
> 
>         Yesterday, it changed from a 12:45 AM start time and a 6:45 PM
>         end time, to a 6:45 PM  to 12:45 PM the next day end time.  This
>         followed a few days of no RFI.  I suspect harvest time is upon
>         the grower causing RFI, and I want to avoid handing him his
>         "Welcome" packet during harvest as there will probably be lots
>         of people there...
> 
> 
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