DillWeed's 2009 summer grow journal: Two Lbs. or Bust! (2x1000 watt HPS in grow tent)

itsthedude

Active Member
WOW THAT WAS AMAZINGGG! Damn Dill, didnt get to catch the grow in process but the journal was awesomely done!! Had one question though, I looked at almost all the pictures and it was kinda hard to tell since there was 75 pgs worth. but, when you switched to 12/12, cut the two 400's and added a second 1000, what other 1000 watt did you use, ie where was it?? i saw the one in an air cooled reflector but how did you position the second? and how did it really affect temps in such a small 4x4 space
 

DillWeed

Well-Known Member
I have the exact same light as you except ist says BESTVA. How many watts is it advertised? 3000w?
Yep. This one is a 3000w unit. I looked up the BESTVA light you are talking about and they appear to be the same type of panels, just with different branding. Probably manufactured by the same company and rebranded for sale. I’ve never grown with an LED light before (always used 1000 watt MH for veg and multiple 1000 watt HPS for flowering) so this is all new to me. I just decided to give it a shot based on the power savings and the fact that I didn’t really feel like setting up the old heavy duty exhaust system I used to run to keep the HID light temps down.

So far, so good. Just finished up veg where I did 2 weeks of 24/0 and then 4 weeks of 18/6. Just switched them to 12/12 a few days ago so I’ll have full results of this experiment in about 8-9 weeks or so. It’s only 8 plants in a 4x4 tent on this run so I’m not expecting anything crazy.
 

Antidote Man

Well-Known Member
I am very very interested in your grow. I'm in the same boat - I've always used 1000w HPS, squirel cage fans, carbon filters, ducting and the lot. I can't stand all that heat removal process, cutting holes in walls etc, same as you.

This is a large part of why I switched, but I'm nervous about the harvest. I have yet to see any real concrete, concise threads on a 3000w LED like mine so far. From what I've read - all the 3000w, etc numbers are bogus and diferent lights produce diferent results, brand to brand, even if it says the watts are the same.

If that last photo is of your plants in veg - i think you/I are in for a treat, but I always remain the skeptic. I have 4 very large seedlings under an LED advertised as being 1000w, from ebay (It seems closer to a 100wat) and then my setup in the closet with the 3000w BestVA is for flower..

I'm only growing 3-4 plants and it would be nice to have something to comapre them to..

I'll be watching your thread though, for certain, best AM.

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DillWeed

Well-Known Member
Just about 5 weeks into flowering now with another 4 weeks or so to go. They’re doing better than I expected under these LED lights. Three of them look like they are going to be big yielders, three of them look like they’ll have about an average yield and two of them look like they’ll have a mediocre yield. I’ll snap a few better photos the next time I take them out of the tent to water.
 

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DillWeed

Well-Known Member
A few random shots. Some are Critical Sour Diesel and some are Ayahuaska Purple. Starting to get pretty frosty.
 

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DillWeed

Well-Known Member
Looking good, green and frosty. Better than any snowman in my books.
Thank you! They still have about a month or so to go before they’re ready to be chopped. Resin production has really sped up these last few days. Hopefully the buds themselves follow suit and start to really fatten up. I’m excited to see how this winds up since I’m growing the exact same way that I used to, only using these LED lights instead of HPS.
 

DillWeed

Well-Known Member
About a week ago, I was pretty unhappy with their overall size. I felt like they were at least 3 weeks behind my previous grows when I used HPS for flowering… so, I removed the LED light and tossed in a 1000 watt HPS light instead. They doubled in size within a week and the trichomes are getting insane.D3E9ACF1-08EE-4064-A6F0-2C479E3E44CF.jpeg83C8F32E-488C-4AD9-8483-45F80FFB3752.jpegA783A7C1-6758-46A4-8A24-D7171987A49C.jpegEBFBCB56-9504-404C-809A-6B19E31D90EB.jpeg

Moral of the story: LED lights are just fine for vegging. In fact, I highly recommend them during veg and will continue to use them myself during that phase. However, they are absolutely not good for flowering. I do not recommend using them for flowering and highly encourage you to use HPS if at all possible. A decent HPS unit with a cool tube is still just as affordable as a comparable LED counterpart too. Yes, your power bill will increase, but the yields will be worth it.
 
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