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Mosca Negra's C99 BX1 - 400w Cabinet Grow by GrnMtnGrwr

GrnMtnGrwr

Active member
Veteran
Alright, so they went for 58 days, and they are now receiving 36 hours of dark, and I will harvest/trim tomorrow. I haven't been posting pics, but I've been taking them. Big update will come once everything is hung up to dry.
 

Snype

Active member
Veteran
What do you use for a vacuum sealer? I've looked at several, and none of them really stuck out from the rest as being better.
I use a Food Saver that i've had for years. It has some attachment that you put on the wide mouth ball jars and takes all the air out and then seals it. It looks mad professional when you give them to someone. They are always impressed by it and how you have to pry it open, and the noise that it makes when you pry it open for the first time. The ball jars come in the perfect sizes too that are wide mouth and you can perfectly fill half ounce jars all the way up to 4 oz, in half ounce increments. Been using them for many years.

Alright, so they went for 58 days, and they are now receiving 36 hours of dark, and I will harvest/trim tomorrow. I haven't been posting pics, but I've been taking them. Big update will come once everything is hung up to dry.
Dope Grn! Can you tell us more of that that 36 hour dark period at the end does to them?
 

generalgrievous

collector of lightsabers.. and fine cannabis genet
ICMag Donor
36 hours darkness and done.... always very excited before harvest.... good job GMG... can't wait to see some #'s and than have a day of some stupid bong rips..... :woohoo:

do you have something in veg to move under that light in 2 days...?
 

GrnMtnGrwr

Active member
Veteran
Hey Snype, thanks for the info on the Food Saver. The darkness for the final few days is something that some growers believe increases resin, I have no idea if it works or not, but it's not really going to hurt anything imho, so why not? :dunno:

generalgrievous - I'm only going to be harvesting about 80% of each plant, and I'm going to be revegging all five. They'll be in the dark for a few days while the harvested parts dry, and then they'll be back under 18 hours of light per day. During their reveg period (expecting 3-6 weeks~) I should have time to evaluate the buds from each plant, and make my selections. I've got my eye on a couple plants in particular, but we'll wait on the smoke to see for sure. Before I cut and trim I'll be taking several detailed pics of each, which should be up by late Monday night.
 

generalgrievous

collector of lightsabers.. and fine cannabis genet
ICMag Donor
i shock/vine ripen.... it's the real deal.

much longer than 36 hours in the dark and the last couple light cycle waterings are on ice....

they enter that dark phase frosty as hell... and come sticky drippy gooy.... this last harvest had 4 solid days darkness, 5 maybe...

looking forward to the mondays porn....
 

GrnMtnGrwr

Active member
Veteran
generalgrievous - How long do you like to leave them in the dark for? Do you include days in the dark as days flowering?

I cranked down the temp on the AC for the past few days, and gave them a cold watering... they're all showing at least some purpling, the past two to three weeks have had a range of 66f-81f and 30-59% humidity, staying in the lower part of the range in both temp and humidity for the most part.
 
G

Ganja D

GMG, there's two reasons people give plants an extended dark period before harvest. Plants store starches made from sugars and carbs in the leaves during the light period. The plants distribute those starches throughout the plant with water to create photosynthesis,that's transpiration. Thing is,at night the plants store all those things in the root zone. So an extra dark period ensures all those starches are in the roots and not in the buds and leaves giving you a better smoother taste. I heard the process of the plant moving starches from the leaves to roots can take up to 4 hours so I usually try to harvest after 8 hours of darkness.

Also some people think extra dark before chop will stress plants into finishing faster and producing more potency and trichomes right before harvest. I view that or any stress on plants as counterproductive.
Be careful not to let the humidity rise too much with lights off. I've heard plenty of stories of people doing 36-72 hours dark before chop and getting mold because of it.
Happy harvest!
 
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GrnMtnGrwr

Active member
Veteran
GMG, there's two reasons people give plants an extended dark period before harvest. Plants store starches made from sugars and carbs in the leaves during the light period. The plants distribute those starches throughout the plant with water to create photosynthesis,that's transpiration. Thing is,at night the plants store all those things in the root zone. So an extra dark period ensures all those starches are in the roots and not in the buds and leaves giving you a better smoother taste. I heard the process of the plant moving starches from the leaves to roots can take up to 4 hours so I usually try to harvest after 8 hours of darkness.

Also some people think extra dark before chop will stress plants into finishing faster and producing more potency and trichomes right before harvest. I view that or any stress on plants as counterproductive.
Be careful not to let the humidity rise too much with lights off. I've heard plenty of stories of people doing 36-72 hours dark before chop and getting mold because of it.
Happy harvest!

Very cool, thanks for the info Ganja D! :)

I've seen quite a bit of debate on whether or not stress can be used beneficially. Any input?

WATER STRESS INCREASED POLYPHENOLIC QUALITY IN ´MERLOT´ GRAPES

I've been keeping an eye on the humidity, it's been low to mid 40s, the cabinet gets very good airflow, and I don't have any huge colas in there, so I'm not too worried about mold, but I'll definitely be inspecting everything pretty thoroughly during the trim.

The revegging plants will be receiving a 5~ day dark period, followed by 18/6 until they start vegging again.
 

GrnMtnGrwr

Active member
Veteran
This is the stretchiest one of the 5, and one of the two I've been thinking of keeping. I'm definitely happy to have taken this one to 59 days. This first pic is exactly one week ago, and I just took the second pic. :D
 

gdbud

Member
nice looking buds GMG.
Do you have a weight on them? I'm interested in your factor is between wet and dry. with my harvest I ended up with a factor of .23. I weighed my buds when I harvested them and after I dried them and I ended up with 23% of my harvested weight.
 

GrnMtnGrwr

Active member
Veteran
No I didn't get a wet weight, I'm going to let them hang for a few days, then remove all the buds from the main stems, and throw them into jars and see where the humidity is at. Once I've got them in the 60-65% range I'll weigh them and see how it looks.
 
C

Cozy Amnesia

I'd guess at least an ounce, but probably closer to two ounces. It looks a lot like my first grow, which gave me just under two ounces of dry bud. Well done GMG!
 

GrnMtnGrwr

Active member
Veteran
I'd guess at least an ounce, but probably closer to two ounces. It looks a lot like my first grow, which gave me just under two ounces of dry bud. Well done GMG!

It came out to be right around 70g, so about 2.5oz.

Definitely low for the setup, but I found my keepers, and that was the main goal of this run. I also learned that if you're going to use the Tropf Blumats, you NEED to flush regularly. I didn't, and when I flushed them after the harvest (to start reveg) the runoff was over 4.0ec, the highest my meter can read... who knows how high it really was. I'm keeping the dome toped pheno (#10) and the stretchy sativa pheno (#4), they were the highest yielders, I can't judge quality of smoke because the plants were burnt like crazy. I'm surprised how good they looked for having runoff of over 4.0ec.

As I mentioned, I revegged all the females, and after everything had dried and started curing, and I had a chance to weigh and sample them, I determined I'd be keeping #4 and #10. They were in the dark for 3-4 days while the buds hung to dry, and then they were put into 18/6, right around May 25. It's been about 1.5 weeks and I've just started to see new growth in the past couple days. Quicker than I was expecting, but we'll see how long it takes to grow something clone-able.
 
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Jack784

New member
I know it is a little late but it think I might know what was wrong with your plants you have pictured in the infirmary and the reason for the low yield. It looks like your plants have mosaic virus. There are several different types ranging from cucumber mosaic virus, tomato mosiaic virus, and the most pervasive Tobacco mosaic virus. If it is TMV it is very hearty and easily transmitted/ It will cause curled leaves, other deformities that have much variation, and the most notable mosaic patterns present on your #3 plant. It will also stunt your plants and drastically lower their yield. It is a virus so it is systemic and can only be truly diagnosed with a tissue sample(lab tested).
 

twrex

Member
It is a virus so it is systemic and can only be truly diagnosed with a tissue sample.

I thought asking for samples was against the rules. If not then I want samples of all your plants too! For uh... testing. I'mma do science to them, experiments and shit. ;)
 

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