Fan Leafs. Blockers of Light Or Energy Producers???

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cannawizard

Well-Known Member
I think there are many benefits to removing leaves indoors where light is limited.

If they are well below the canopy and not near a budsite, i think it takes more water/nutrients to keep the leaf alive than it gets from the leaf.

Also removing these leaves helps airflow a lot, in my case removing lower leaves is necessary to keep RH below 50-60%.

I think an important fact is that every green part (buds too)of the plant contains photosynthesizing parts, and when buds are in direct light they obviously get much fatter(everyone should know this), and removing leaves is sometimes the best way to keep them in the light.

when removing leaves i keep in mind that like most plants, new leaves are much more efficient energy producers, and they are usually smaller so not a problem. All that being said I keep as many leaves as i can.
Yes, there is definitely a difference between growing outdoors vs indoors, and thanks for sharing your experience concerning this topic. :)
 

elkukupanda

Active Member
I think there are many benefits to removing leaves indoors where light is limited.

If they are well below the canopy and not near a budsite, i think it takes more water/nutrients to keep the leaf alive than it gets from the leaf.

Also removing these leaves helps airflow a lot, in my case removing lower leaves is necessary to keep RH below 50-60%.

I think an important fact is that every green part (buds too)of the plant contains photosynthesizing parts, and when buds are in direct light they obviously get much fatter(everyone should know this), and removing leaves is sometimes the best way to keep them in the light.

when removing leaves i keep in mind that like most plants, new leaves are much more efficient energy producers, and they are usually smaller so not a problem. All that being said I keep as many leaves as i can.
The highlighted punch lines can't go together in my books.
 

HeartlandHank

Well-Known Member
for outside grows of course.... ed rosenthal, who writes about indoor cultivation says different. he says trim for circulation and light penatration
Isn't it something like remove lower leaves for circulation/humidity issues while in flowering?Don't you think that is quite a bit different than what you all are showing/talking about here? I think so.

I remove lower leaves and some bud sites too.... I like bigger/less buds... also I hand water my plants and rather than splashing the plants with water I just remove some low leaves and bud sites... Do you not think that he is talk about something closer to what I am doing rather than "defol for high yield, through veg and flower"? Does he not specifically say "in flower"?

Can you honestly say that Ed is in line with what you all are saying here? I don't think so. Just because it is indoors does not mean that the processes of the plant change.

Your garden is there for your enjoyment... do what you want, but I think Cervantes nails it when he says...
"The bud will look cool, you'll be happy you did, you know, you'll think you did something... But what you did was retard the growth, you make it grow slower."
 

HeartlandHank

Well-Known Member
Man, I hate to be a dick... but this has gotten a little ridiculous... nothing annoys me more than the non expert telling the expert...

The mother who tells her kids dr's no to immunizations, because"it isn't safe"...
The Christian who tells the archaeologist/anthropologist that he/she is wrong, because the bible says...
The amateur closet weed grower tells the botanist/plant physiologist that plucking leaves improves yields...

ha, ha and ha.

fuck it, nothing is going to change your minds... I am soooo out of this one.
 

Bud Brewer

Well-Known Member
What it stated was that the leaf absorbs 90%. What "gets past" is half, the rest gets reflected.

-
So 90 % gets absorbed like I always knew leaving 10 % so half of that gets past the other half gets reflected meaning little usable light gets thru just a bit of far red.

Like I have been saying and posting pictures that bud won't develop well or at all with low light those that haven't defoliated don't realize it produces a ton of leaves that choke out everything underneath that's why I still have 3 foot plants reflowering. I gave them a week to ripen and took the good bud but left hundreads of less developed bud to reflower.
 

Uncle Ben

Well-Known Member
Just some clarification on some points you made in the recently closed thread - 'Defoliation test'

I'm with Hank. It's been real. Peace.

Lol. I think what we have here is... A failure to communicate.
Failure that some don't get it or won't.

....i can also clearly see the fact that removing a leaf retards the photosynthate production of a plant. If you dispute this, you do NOT know how plants work. The leaves are there to make compounds that feed growth. No?
Correct. We're getting somewhere. :)

also. Removing leaves around a bud will not enhance the bud development in any way, shape, or form. If you dispute this, you do not know how plants work. It is not opinion, it is fact. It's so entirely not disputed that asking a question like this in a university level class would get you laughed at.
No question about it. They (the mother pluckers) would get laughed right out of the room not only in a university class but any collection of commercial growers, whether it be greenhouse nurserymen, vineyard managers, tomato growers, etc.

If you think a bud is like... an apple, you are mistaken. See, in apples, the fruit responds to sunlight is various ways like enhanced color or even sugar development. Peaches blush on the sunny side. So do plums and ... you get the point. Think about it. It makes sense, if a plant wants the fruit to be noticed and consequently eaten, its gotta be bright. Makes sense.
I've already posted about this issue. Most pit fruit is shaded but needs some filtered light to develop marketable attributes.....mainly nice color. If the product doesn't look good, the customer will not buy. Has NOTHING to with the process of photosynthesis which produces the simple and complex carbs that drive flower or fruit production or in the case of vineyard canopy management, judicious "leafing" is done to remove a certain chemical that produces a distasteful herbaceous character in wine. Debate is out on that one too as most experts think that 10% of direct sunlight is enough, which occurs because of winds moving the canopy around.

Vines produce sugar from carbon, oxygen and hydrogen. Energy is also required, and the energy comes from the sun. This process is called photosynthesis, and photosynthesis only takes place when sunlight falls on green leaves. When new shoots are growing early in the season, the vine moves most of the sugar from the leaves to the new growth where it is needed. Later, when the grapes are ripening, most of the sugar is moved from the leaves into the fruit. After harvest, the sugar is moved into the woody parts of the vine where it is stored until it is needed to start new years growth.
http://rvva.wetpaint.com/page/Farming+Your+Vineyard

The part I underlined is what Jorge was alluding to. It's just common sense, for bonafide horticulturists anyway.

Buds are flowers- wind pollinated flowers. There is no reason whatsoever for this plant to develop these pathways. So it doesn't make any sense for light to affect flower development. It would be a waste of resources. These pathways don't exist in MJ or plants with the reproduction methods it employs. Period.
Correct, nor do cannabis flowers have any real value to the plant when it comes to photosynthesis. Photosynthesis drives flower production, not the other way around.

Again, those promoting defoliation have NO clue about what makes a plant tick.

UB
 

Apomixis

Active Member
If you cant TUCK it, than PLUCK it. get light on all the buds
Dude, is that all you have to offer?
How about this one: if you can suck it, fuck it. Are you going to follow that little gem? I'd say your lady would be a little confused if You did...
Lets get technical here! Google shit. Find research. I know I found plenty of materials that supported you position in other crops. Find a study that focuses on a similar plant in ANY way... Annuals, wind pollinated plants, anything. Present. It's called proof, you know, the stuff that society functions on! You can change my mind with proof. I promise this fully.
 

Slab

Well-Known Member
So 90 % gets absorbed like I always knew leaving 10 % so half of that gets past the other half gets reflected meaning little usable light gets thru just a bit of far red.

Like I have been saying and posting pictures that bud won't develop well or at all with low light those that haven't defoliated don't realize it produces a ton of leaves that choke out everything underneath that's why I still have 3 foot plants reflowering. I gave them a week to ripen and took the good bud but left hundreads of less developed bud to reflower.
Follow closely now, once the Leaf absorbs the light it keeps just 5%. The rest is transmitted and reflected.
 

Apomixis

Active Member
Yeah, photosynthesis is only 5% efficient. SO LETS REMOVE LEAVES. Retarded.
If you argue for the manipulation of the plants growth to fill a space, great! It works, like topping.
Now you want to tell me how a dense object like a bud is somehow better at photosynthesis than leaves! Right. Go for it.
 

Apomixis

Active Member
It's amazing, on the other defoliation thread, I tried to bridge a gap based on fact. It got shut down. Who's going to benefit from that?
 

medical/420

Active Member
Ok sorry, in my OPINION when there is a fan leave blocking a BUD ,if you can't tuck it, pluck it. This is just how I do it, works good for ME. This method works great for ME I get fat buds all the way to the bottom. what works for ME mite not work for YOU ,

I grow buds, that is what i want, I am not trying to grow leafs, I just throw those away when i harvest.

I could careless what you guys think, i will stick with what i know... LOL
 

PJ Diaz

Well-Known Member
Follow closely now, once the Leaf absorbs the light it keeps just 5%. The rest is transmitted and reflected.
The study that uncle ben posted about a hundred pages back contradicts the study you posted. IMO the studies are flawed, and also very old.
 
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