THC Bomb - 1000W MH/HPS Air-Cooled - Oxyponics Pro Six - 5x5 Indoor

Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Was wondering the same thing!
How's it going?
Those clones in buckets yet?
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Day 85 (Mother)

Flush/fill with 3mL PH Perfect SensiGrow A/B per L water.

Light timing set to 16 ON, 8 OFF.

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Day 7 in veg/bloom tent (cuttings taken 24 days ago)

Flush/fill with 1 mL PH Perfect SensiGrow per L water.

Light timing set to Gas Lantern Routine of 12 ON, 5.5 OFF, 1 ON, 5.5 OFF.

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Are the lower screens doing any harm?

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Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Day 8 in grow/bloom Tent

Day 8 of Veg

(25 day old Clones from a now 86 day old Mother)


Plant #5 (clockwise from rear left) Position: front center

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Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

.
Seed description, followed by unnecessary (because you already understand it) long-winded yield math...

"THC Bomb; our original signature strain, has created rave reviews around the world. This unique mixture of giant, rock-hard buds with explosive THC levels make it one for commercial growers and connoisseurs alike. Like Big Bomb, the harvest will be massive coupled with the power and strength of white strains. THC Bomb has very high levels of THC, well over 20% when grown under optimum conditions. The plant grows with extreme vigour and strength while staying relatively short and finishing very fast for such a large yielder. Outdoors THC Bomb can produce well over 1kg per plant. When ready to harvest the plant will literally be covered in frosty white trichromes. THC Bomb was developed to be something special delivering on every level: yield, strength, taste and speed!"


Type: Indica/Sativa Mix

Indoor/Outdoor: Indoor/Outdoor

Plant Height: Short (65-90cm) -OR- (25-35in)

Indoor Flowering: 7-9 Weeks

THC: Very High (20-25%)

Harvest Outdoor: Sep-Oct

Yield: Very High (550-650g/m²)

Stoned/High: Strong, all round buzz

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...Description above from seedbank suggests that in THIS application: ( being six individual canopies of 3 sq.ft each -OR- 18 square feet of canopy)...

Total yield may be between 2.4 lbs and 2.9 lbs *under optimum conditions*, but expect no more than 1 to 1.5 lbs from *current conditions*.


YIELD MATH =
to determine weight per canopy size (NOT weight per plant, because a plant with more or less canopy space will yield more or less weight.)

Starting with description average 600g/m² (being 600 grams per meter squared, -OR- 600 grams per 3'x3', -OR- 600 grams per every nine 1 foot squares). ...

...Divide grams by number of 1' squares (600/9)=66.6 grams per 1' square. ...

...Multiply grams per 1' square by total number of square feet of available canopy (66.6*18)=1200 grams total yield.


GRAM TO OUNCE, OUNCE TO POUND MATH =

...1200g divided by number of grams per ounce (1200/28)= 42 oz. ...

...42 oz divided by number of ounces per pound (42/16)= 2.6 lb.

That works out to 7 oz per plant *under optimum conditions*, but expect only 3 to 4 oz per plant from *current conditions*.


There. Consider the math sufficiently checked. ...And the reader sufficiently bored.
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Air-cooled reflector is leaking much air into tent; whistling while it works.

It may have been improperly stored, resulting in diminished efficiency of the gasket between body and glass frame (squeezed too thin), as that's where the air can be felt escaping. Attempts to completely seal the unit by repeated opening & closing proved unsuccessful. Manufacturer doesn't list gaskets as an available replacement part.

Suggestions? ...Winter window weatherstripping?
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

That Permatex High Tack Gasket Sealant may be your best option for re sealing your cooltube.

Their PermaShield sealant was chosen because "Its non-setting, non-hardening character remains tacky even with rapid changes in temperature, enabling repeated assembly and disassembly of parts. ...operating temperature range of -60° to 500°F..."
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

A root-rot problem was discovered during Week 2 of veg.

The system was disassembled, and thouroughly cleaned. Hoses were replaced.

Each plant was given a dip in a very diluted hydrogen peroxide bath. H2O2 was also added to the reservoir after flush/fill.

The chiller is now set to 63°F.
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

It's embarrasingly obvious now that these plants are not growing in a scrog, they are growing in a support frame. The triple-decker idea was hopelessly misguided. Even the upper level of a double-decker scrog could only serve as a support for colas that stretched more than anticipated.

Mistakes were made.

Vegetative (and horizontal) growth should have been extended by another week, and the lower screen should have been filled out more completely.
 
Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Five weeks into flower, and two days after defoliation.
(My Kingdom for a submersible pump that lasts longer than six months!)

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Top to bottom in three photos:

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The plant was allowed to grow vertically too soon, when it should have still been being trained to grow horizontally.

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Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Seven weeks into flower, cuttings taken from mother plant.

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Is this mother plant in bad shape? Should a new mother be started from this round of clones?

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Re: THC Bomb, 1kW MH/HPS air-cooled, Oxyponics Pro Six, 5x5 indoor

Week eight of flower. Half nutes. Trichomes mostly white.


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.
After nine weeks in bloom. Trichs still mostly white.

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Small fans running. No water, no light for next three days; then 24 hrs light, then a few days 12/12. Stress Finish.

Specifics drawn from 420Member Gairbud in another thread.

-----

Idea: Aid in gravity draining control bucket & grow buckets (during flush/fill) by setting them all on top of stools.
Also: Bottom screen on portascrog is too low (as 420Member KingJohnC kindly pointed out earlier in this thread)

1* Remove bottom screen from portascrog (reducing triple-decker to double-decker),

2* Lower portascrog 8 inches (until bottom ring rests on bucket top).

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* Now bottom screen is 12" above medium, and top screen sits at 24".

* Now top screen is 3" higher than with previous triple-decker version.

* Light has been raised 3" to compensate for the added height.

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Congratulations on your harvest! You want your buds dried to 62% humidity for smoking otherwise the buds may be too dry.

Thanks. The dehumidifier is now set to 60%RH.

There is a serious problem, though. The plants stayed in their buckets in tent for three days with no water no lights, before I removed them. I didn't notice it until I was hanging them, but there is a very strong ammonia odor. A bit of a surprise. The bud looks fine, but the odor is so strong that it will probably all have to be thrown away. A terrible waste, an enormous financial drain, and a great disappointment.
 
The plants' indoor environment is not being controlled nearly as effectively as it should be. Temperatures stayed within acceptable limits during the winter, but have been 85-92°F this summer, and I've not been adding CO2. The tent's air kept an RH of 45% during flower, with the dehumidifier set just outside of it... but mold was incorrectly considered a non-issue.

Temperature has consistently been the weak link this grow. There was also a rough start due to root rot as a result of dirty equipment and... you guessed it... high water temps.

Portable AC wan't used because there isn't enough floor space inside the tent, and to hang it would require a second sturdier frame setup. Without access to free PVC pipe etc, that is expensive.

Am considering moving the tent to a space with it's own central or window air-conditioning (much more efficient that portable). A different space could provide a higher ceiling, which might give the excuse to get a taller (and much stronger) brand of tent.

I'm growing six plants under a 1000w HPS/MH in a 5' x 5' tent. Assuming the same light fixture, but in a taller tent, would something larger than a 5x5 be advisable?
 
Been thinking about controlling heat in the grow tent. Split AC would be great, but not an option. Window AC would be nice, but also not an option. So...two different ideas are being considered:

1. Set the portable two-hose AC outside of grow tent (no room inside) and rig ducting to send cooled air back inside grow tent. AC intake from grow tent, AC exhaust out of room.

-OR-

2. Set up a second, smaller tent next to the grow tent, with the portable AC inside it... then duct cooled air from the smaller "lung tent" into the grow tent, and duct hot air from the grow tent back to the lung tent to be cooled and circulated back through the grow tent.
 
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