Cold and dark for last week of flower?

Shadrock15

Member
I have read about putting plants in last days of flower in total dark for a day or so and was wondering if I were to put plant in total dark (like in a box) and put in my garage temps are about 40-50 degrees f. What would happen. If it would hurt help or be indifferent.
Plant is ww 8 week flower and showing milky all around trichs with maybe 5% amber.
Any ideas as i sort of wanted to experiment. But not to the detriment of yield or quality of course.
Soil ffof
Mars hydro 96 reflector bloom and veg on, w/2ft t5 3bulbs 65k 1 bulb 2700k combo
White widow from seed day 56 into 12/12
No nutes since day 4520170308_071548.jpg
 

Jaybodankly

Well-Known Member
Nice Flowers! I would be careful about putting it in a box. The humidity would be a big problem without airflow. I have read about it but dont do it myself. Cooler temps can bring out colors not sure about potency.
 

SouthCross

Well-Known Member
I'd keep the temp above 60. If you want to experiment to where the temps get low and stay low for longer. Use the Gas lamp schedule on the next grow.

It'd be in the 9.5 hour stage by now. Majority of the day, she'd be in the cold and dark (66-68f). Pretty close the conditions your looking to do.
 

rkymtnman

Well-Known Member
i keep mine in the dark for 72hours and then cut them down in the dark. supposed to reduce chlorophyll levels=harsher smoke.
 

SouthCross

Well-Known Member
that's only for veg, not flowering.
I'm not sure what you're referencing. I only use Gas Lamp. The first half is for veg, yes. (12-5.5-1-5.5.) The second half, reducing the light times from 11 down to 9.5, is what I'm referring to.
 

SouthCross

Well-Known Member
I'm tracking, now.

Whatever the acronym. The diminished light schedule of the 2nd stage of Gas lamp will closely replicate what the OP is trying to do.
 

rkymtnman

Well-Known Member
2nd stage of Gas lamp
not to nitpick, but they are 2 separate things. gas lamp is a vegging schedule. diminished is a flowering schedule. they aren't related to each other in any way.

gas lamp is a good one, diminished i'm not too fond of. buds grow the most at the end of flower. why give them less light at that point?
 

Shadrock15

Member
I thank you forbthe input, and thanls jaybob... hadnt thought about humidity was just trying to figure how to seal off from light. My suppose after reading responses my real idea or what i was wonderi g was what would the low temps do, i have read that between 60-75 is optimum but i also read a few who said low temps gave nice color and caused trich. Production, I think I will give it a try minus the box but what would you all say would be long enough and or to long I plqnts are very nice right now but i am very curious. Any thoughts on the low temps would be appreciated
 

SouthCross

Well-Known Member
not to nitpick, but they are 2 separate things. gas lamp is a vegging schedule. diminished is a flowering schedule. they aren't related to each other in any way.

gas lamp is a good one, diminished i'm not too fond of. buds grow the most at the end of flower. why give them less light at that point?
If the plant was outside. Scheduled to ripen in October. The day light length is 10 hours. Count down from the average of 12 during September. Late harvest in November and the average day is 9.5.

Mother natural does it. So will I. I've grown under the 12/12. In my experience, the plants always look tired by the end of the cycle. During the diminished light cycle, they plump up. Thick, dark, leaves. Vibrant foliage. Buds thick and healthy. All the way to 9.5.

They never get the, road construction worker look. They stay fat and spoiled.
 

rkymtnman

Well-Known Member
If the plant was outside. Scheduled to ripen in October. The day light length is 10 hours. Count down from the average of 12 during September. Late harvest in November and the average day is 9.5.

Mother natural does it. So will I. I've grown under the 12/12. In my experience, the plants always look tired by the end of the cycle. During the diminished light cycle, they plump up. Thick, dark, leaves. Vibrant foliage. Buds thick and healthy. All the way to 9.5.

They never get the, road construction worker look. They stay fat and spoiled.
plants don't grow in the dark. more light=more growth. 12/12 all the way for me. to each his own.
 

SouthCross

Well-Known Member
plants don't grow in the dark. more light=more growth. 12/12 all the way for me. to each his own.
I've noticed it's all about grower style. Your set up. The strain. How you water them. What you feel by simply looking at the plants. I'm sure you can grow most excellent plants. But the same ole pattern is boring.

Experiments break it up. Answering some of Shad's questions. There's a write up that explains, the night temps should match the light temps to keep the plant short and tight. The cold temps are believed to cause more distant between the internodes. So if the plants run 75 with the light on. The light off temp should be the same.

This late in flower. I don't believe it will do a thing. The plant will just think a fall cold wave just came through and will continue to do its thing.

Next grow. Imo, I'd progressively drop the temps. Not over night. Go from 75 to 65f over two weeks. See how it effects the colors.
 

Huckster79

Well-Known Member
I feel lower finish temp increases quality, i do not have quantitative evidence but comparing diff rounds i can tell diff... im now finishing 59 dark 70 light rh under 40 for last week. Anecdotally i can say it's better quality...any yes some purple like a pecker head at full attention! And not just leaf tips, down into bud. Idk if color does anything besides aesthetics but its damned aweful pretty..
 

Shadrock15

Member
Thanks for all the input, this is only my 2nd grow but it seems to have been a fair success, I am going to put smallest ww in dark and cold just to see what happens, who knows right, I will post befor and after pics incase anyone is interested, I will most likely start the experiment on this sunday just to stay in line with my existing schedule. I grow japanese maples and realy love them but this has been a blast watching these plants go through so many changes and be so resilliant to experimentation (and... getting you a buzz lol)... what more could a would be botonist want. I cant wait for the next run my cbd blue sharks are seeded and im reveging a ww clone just for kicks. Any input on reveging would be met with grattitude as well .... such fun..
 

rkymtnman

Well-Known Member
I am going to put smallest ww in dark
When I grew WW, it was recommended to put them in darkness for the last 5 to 7 days. I tried it but not sure it did anything. Seemed to be the same amount of trichs afterwards.

Give it a shot. They are about to die anyway, right?
 
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