Revegging plants after harvest

Originally posted by member Oldgold on:
https://www.420magazine.com/communi...e-rejuvenate-reveg-plant-after-harvest.72186/

Re: How do I regenerate/ rejuvenate/ reveg a plant after harvest?
I once had a plant go hermie halfway through flowering. I whacked it out of my scrog screen without any thought. Then I discovered I had no clones and I very much did NOT want to lose the strain. Plus, knowing I could MAKE it go hermie at will gave me a tool for producing feminized seeds, so I wanted to keep it BAD. After a lot of quick research I was able to salvage the plant. Luckily I had left some greenery on it, which is pretty much the base requirement.

Here is the best way to successfully reveg a plant. When you harvest, whack off the top third of the plant. Don't take anything from the bottom third - at all. If you're like me though (I do scrog), the bottom third has nothing on it anyway, so... The middle third is the key. Leave small buds at the end of each branch you keep. Doing this keeps the "blood vessels" working and keeps that branch alive. Any branch you leave with nothing just dies. It is critical to leave enough greenery for the plant to survive until reveg kicks in and it starts putting forth new growth.

Basically if you take everything it is a dead plant. Period. You MUST leave some buds there - preferably the smallest buds - and there must be enough of them to do photosynthesis adequately.

Yeah, you lose some of your harvest, but the idea is to salvage the plant, not whack every flower for your harvest.

Light: 24/0 is your best bet, and use a CFL bulb with a reflector about 3 inches from the plant (going with 100 watt equivalent bulbs).

Nutes: Start with a mix of half and half - half veggie and half flower nutes, and feed 1/4 strength for a few days to a week, then up it to 1/2 strength. Now here I'm talking about half or a quarter of what you regularly feed, not half or a quarter of the amount they say to use on the label. How much water? I'm a pot lifter. I feed when the pot starts getting light. But keep the water light until you do have new growth. Wet it dies. Moist is all you want, and barely moist at that.

Transplant? No is my advice. Don't do anything else until you have new growth. Once you DO have new growth you can start thinking about re-potting it. I do not re-pot as a rule, and I have one plant I've been revegging and flowering for 2 years straight.

IF you are going to transplant, wait until there is new growth. Then slice off an inch from all sides, and 1 or 2 inches from the bottom of the dirt ball. Don't worry - she can take it, and she will appreciate the new room for new roots you are creating here. Then repot, filling the bottom and sides in with fresh soil mix.

Some say after the 2nd harvest the plant starts losing potency. I don't buy that.

You won't have 100% success. Sometimes they start putting out new shoots and then they just die. But with any luck and if you pay attention, don't over/under water, keep the light ON until you see new green, then go 18/6, you CAN salvage the majority of your plants - if you want to save them.

And here's the kicker. 2 weeks to recover, 2 more weeks in 24/0 to regrow some stems and flesh out the greenery, then slam her into your flowering chamber. You'll save more than a month from your regular start-to-finsh schedule

Comments

Hi Cannafan, we decided to reveg a northern lights plant after the harvest. Knowing not too much we removed the top third, left the middle third and lots of leaves and small buds. We then fed ... Probably too much. It is planted in soil and we didn't repot or trim roots. After ten days of 18/6 we saw new leaves appearing which made us happy so we moved her indoors for 12/12. We now notice the new leaves look odd. They are not serrated and are just coming out of the original buds. Is it doomed do you think?
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HI Joyle,
My plant started out with odd leaves also. The newer growth has now taken on the look of a cannabis leaf.
I posted recent pictures of it on my Perpetual grow thread last night. Just click on the Perpetual grow in my signature and you will find it on the last page or the one just before that.
I would need to see a closer look at the nodes on your plant, I don't see signs of being male from the picture you posted, but looking closely at the nodes would tell for sure if it's showing signs of sex. Mine took a while to show signs of sex. Do you see any pistils yet?
I'll check back, or just post on my Perpetual thread and we'll see what you got. Looks good and healthy and normal for a reveg on the leafs. :thumb:
 
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Thank you so much for that .... What a relief! There are no signs of pistils yet. This plant works best for my grandsons Tourette's syndrome or I probably wouldn't be so antsy :)
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