Give up

danzibar1

Active Member
4 weeks old

Temps 26/21
Coco
Clones

Humidity 40%


Canna coco range

Slowly worked upto 0.8 ec
Water temp20c

Plants have just stopped growing alltogether
 

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mustbetribbin

Well-Known Member
Hi @danzibar1 !

It looks like to me that probably 2-3 of the lower leaves could be removed from each plant, those leaves with the brown spots on them could be clipped off, this would help relieve the plant of older leaf growth that the plant no longer needs to survive with, and would speed up the plant in its recovery of this old leaf mass that is clearly in the last stages of leaf senescence.

In the picture above, the top 2 plants look a little bit thin/ smaller than the bottom 3, I'd probably just clip a single leaf or 2 at a time on those, too much all at once isn't good for them, especially if they are younger/slower growing individuals.

Those fan leaves that were left behind with the tips cut square, I'd probably locate those on each plant also, especially if they are looking discolored, yellow or brown on the ends, they means the plant is deciding to allow the leaf to fall off soon, if you notice that a leaf is ready to fall off soon by showing age or yellowing, etc, you can boost the plant into new growth by removing them for the plant, this way the plant can utilise that energy that the leaf is taking up, and heal from it and move on, with fresh growth on the tops of the plant and so on.

The bottom three plants can probably handle about 4 leaves removed at once, although if you remove just 1-2 every 24-48hrs it can be more helpful as the plant has an easier time reacting to a single leaf or 2 at a time , and you know just keep in mind that it's not good for constant removal of leaves and other manipulation to the plant to have occurring to it, so after a few days of removing leaves let it rest a week or so to let it recalibrate itself and prepare for new growth etc (<--this excludes light LST training of course).

They key to defoliation is to be certain that new growth is being shown afterwards and allowed to manifest itself (new growth allowed to mature to decent size etc) before more adjustments to the plant are made.

But yes most of the time that slowed growth is being seen, and brown and yellow leaves are nearby, typically these would be your culprit of stagnant growth, by removing these leaves for the plant, you can speed up growth weeks before the plant would have released them on its own, once those large fan leaves start to yellow and brown, they can be clipped, all they do is block photons from reaching past their area of coverage until they do fall off on their own or are cut off and cleared.

Hope we can help you get some new growth showing up soon enough my friend. :smile:
 

danzibar1

Active Member
Hi @danzibar1 !

It looks like to me that probably 2-3 of the lower leaves could be removed from each plant, those leaves with the brown spots on them could be clipped off, this would help relieve the plant of older leaf growth that the plant no longer needs to survive with, and would speed up the plant in its recovery of this old leaf mass that is clearly in the last stages of leaf senescence.

In the picture above, the top 2 plants look a little bit thin/ smaller than the bottom 3, I'd probably just clip a single leaf or 2 at a time on those, too much all at once isn't good for them, especially if they are younger/slower growing individuals.

Those fan leaves that were left behind with the tips cut square, I'd probably locate those on each plant also, especially if they are looking discolored, yellow or brown on the ends, they means the plant is deciding to allow the leaf to fall off soon, if you notice that a leaf is ready to fall off soon by showing age or yellowing, etc, you can boost the plant into new growth by removing them for the plant, this way the plant can utilise that energy that the leaf is taking up, and heal from it and move on, with fresh growth on the tops of the plant and so on.

The bottom three plants can probably handle about 4 leaves removed at once, although if you remove just 1-2 every 24-48hrs it can be more helpful as the plant has an easier time reacting to a single leaf or 2 at a time , and you know just keep in mind that it's not good for constant removal of leaves and other manipulation to the plant to have occurring to it, so after a few days of removing leaves let it rest a week or so to let it recalibrate itself and prepare for new growth etc (<--this excludes light LST training of course).

They key to defoliation is to be certain that new growth is being shown afterwards and allowed to manifest itself (new growth allowed to mature to decent size etc) before more adjustments to the plant are made.

But yes most of the time that slowed growth is being seen, and brown and yellow leaves are nearby, typically these would be your culprit of stagnant growth, by removing these leaves for the plant, you can speed up growth weeks before the plant would have released them on its own, once those large fan leaves start to yellow and brown, they can be clipped, all they do is block photons from reaching past their area of coverage until they do fall off on their own or are cut off and cleared.

Hope we can help you get some new growth showing up soon enough my friend. :smile:

What would you suggest is the issue that's caused this tho
 

mustbetribbin

Well-Known Member
What would you suggest is the issue that's caused this tho
I'd say under fed also, as Bernie suggested above, I don't really have experience with straight coco substrates myself, but they look a little under fed, as well as a bit of burn or bleaching going on, so it could also be the light too, the HPS may have been too close to the clones initially before they had the strength to fully handle the intensity of the HID bulb.

Do you know what type of bulb was used before you got the clones from the previous owner? It might be better to raise the light a foot or so from where you would typically run it on mature plants, this can help them encounter less stress as they transition into the new container & location.

Were you able to soak and then strain the coco out before you added it into your containers? Sometimes there can be a lot of tannins and oxidants still left in the coco mixture that can cause stunting and mal-absorption issues and so forth, so it's a good idea to rinse and strain it out a bit if you're able to.

Would you be able to list exactly what you have been feeding them with so far?

Btw I've heard that added biochar to coco can really help with providing balance to the substrate, it sure does help in the soil/dirt that I grow in.
 

ToFarGone

Well-Known Member
Not a coco grower but they do look under fed. Try foliar feeding as described above. How often are you watering? Are you feeding every watering? What ph are you watering at?
 

danzibar1

Active Member
Started clones off at 0.5 ml per litre
And rhizotonic at 7ml per litre
Ph5.8

A few ppl have commented on under feed I have upped the feed bit I think it has done more harm than good
 

Bernie420

Well-Known Member
Started clones off at 0.5 ml per litre
And rhizotonic at 7ml per litre
Ph5.8

A few ppl have commented on under feed I have upped the feed bit I think it has done more harm than good
You need to foliar feed some mag / epsom salt on those plants. ffs
1tsp per gal mix well in a spray bottle, once a day for five days. a light mist but 100% coverage add a surfactant to it, clean dish soap natural dish soap


and cut the rhizotonic usage in half ..if your going off the usage on the bottle cut that in half

get some microbes as well
 
Last edited:

danzibar1

Active Member
You need to foliar feed some mag / epsom salt on those plants. ffs
1tsp per gal mix well in a spray bottle, once a day for five days. a light mist but 100% coverage add a surfactant to it, clean dish soap natural dish soap


and cut the rhizotonic usage in half ..if your going off the usage on the bottle cut that in half

get some microbes as well

Cut the feed out all togheter and just feed water to the roots ?
 

Gemtree

Well-Known Member
if they are turning yellow you just need to foliar spray them with epsom salt. hard to see whats wrong with that light on
 

danzibar1

Active Member
I did not say anything like that what so ever.
I know you didn't

What I should have said should I cut down on feeding to the roots if I am to foilaer feed as the plant doesn't seem to be taking in the nutrients anyway ?

Sorry for any Confusion
 

Bernie420

Well-Known Member
I know you didn't

What I should have said should I cut down on feeding to the roots if I am to foilaer feed as the plant doesn't seem to be taking in the nutrients anyway ?

Sorry for any Confusion
nope
foliar feed
add a microbe product - if you dont know about microbes
do the foliar for five days as stated above they should recover by then or at least you will see an improvement.
 

danzibar1

Active Member
nope
foliar feed
add a microbe product - if you dont know about microbes
do the foliar for five days as stated above they should recover by then or at least you will see an improvement.


Thankyou

I have some plant magic cal-mag at home
WIll this be ok or do I need to but just magnesium product ?
 

Bernie420

Well-Known Member
Thankyou

I have some plant magic cal-mag at home
WIll this be ok or do I need to but just magnesium product ?
Just epsom salt no perfumes no dyes
1tsp per gal fill up a quart sprayer and add the rest at the roots, So basically just a cup in each pot at the roots. Do the root thing one time this week but foliar feed every day , just a light mist add a clean surfactant just a little bit of dish soap 10 ml of dish soap in the quart.

and that harley guy has a bunch of videos out .... watch them
 

larrypizzimp93

Well-Known Member
I went to coco and my beautiful green plants got destroyed from dwc. Ill stick with soil over coco anyday. I know people do get amazing results but I never got the whole watering thing. Water everyday, every couple days or every 4 hours
 
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