Organics

Lnp32

Member
Hi guys,
Just a question regarding organics.
I started my second ever grow from seed just over a month ago. I started in 1l pots and let the seedlings roots fill the pot before transplanted straight into 7gallon / 30l fabric pots in canna terra pro which im aware is already charged and will take you through the first 5 weeks of growth without having to feed. however, i also decided to premix dry amendments to each pot as id read that organic dry amendments can take up to 4 weeks to actually be usable for the plant. So i figured by adding it before transplanting, by the time the 4 / 5 week came, the canna terra pro nutrients would have been used and now the amendments i added will start to be used by the plant. for the first week or so i watered very carefully, knowing that the new seedlings root zone wouldnt be developed enough to use up all the water in a 7gallon fabric pot, so watered bit by bit until the plants got bigger and more established.
Its been about 3 weeks since then and the plants are getting bigger and I've now started watering right through, watering approximately 2 gallons water through each fabric pot ( 7gallons ) and that seems to be perfect, leaving me with about 10 % run off which the plants drink up within 30mins / 1 hour after watering anyway. When watering i firstly neutralise the tap water by using an organic pure vitamin c product called ecothrive neutralise, which instantly removed chlorine and chloramine from tap water. i fill up a 5 gallon bucket and mix 1 tbsp molasses, 1/2 tbsp epsom salts and i ph with bio bizz organic ph down to a ph of 6.5.

Ive noticed what i believe to be nutrient burn on the tips of some of my leaves on the new growth and was wondering if any of you organic experts could give me some advice please. Do you think it could be any of the amendments i added that are having a bad effect on my plants and if so will my plant grow out of it ? Im still in veg but want to flip to flower after 1 more week.

The dry amendments used and mixed into the canna terra pro 7 gallon pots were as follows......

60ml bat guano ( guanokalong ) 1.10.1
60ml seaweed powder ( guanokalong ) 1.0.1
60ml ecothrive charge ( insect frass ) 3.2.3
Lavaworm volcanic rock ( guanokalong ) no npk.

light used is a lumatek zeus pro 600w led.
ive got it hanging at 50cm from canopy at 50% power. I keep the temps at roughly 25 / 26•c and rh at approx 65 / 70% rh in veg. Although you’ll notice my temps dropped to 21.5•c in the pic as im based in uk and had a really cold day today.

ive attached pictures and any feedback would be very much appreciated thanks guys
 

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Lnp32

Member
I already preloaded the canna terra pro soil though about 3 weeks ago.
Do you think they look hungry or does it look like nutrient burn ? Also the manufacturers say to keep the light at 50% during veg and keep between 30 - 50cm above canopy
 

JoeBlow5823

Well-Known Member
I already preloaded the canna terra pro soil though about 3 weeks ago.
Do you think they look hungry or does it look like nutrient burn ? Also the manufacturers say to keep the light at 50% during veg and keep between 30 - 50cm above canopy
I prefer light up higher and more powerful so that you can get more spread and reflected light.
 

JoeBlow5823

Well-Known Member
ahh ok, would you recommend doubling the height of the light aswell ?
I like my light up a good 30'' but i grow with bulbs i dont know a ton about LED.

Permanent mounting to the ceiling.

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I gut the bottoms...

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Ill see how things go and decide how much i want to remove. Just flipped to flower a couple days ago.

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Lnp32

Member
That looks brilliant mate. I hope i can get my babies looking as good and well structured as yours.
Its hard work this growing malarky lol.
The manufacturers recommend 50 - 30cm above canopy at all times. 25% power for seedling, 50% for veg, 75% first 2 weeks of flower and 100% for rest of flower.
 

JoeBlow5823

Well-Known Member
That looks brilliant mate. I hope i can get my babies looking as good and well structured as yours.
Its hard work this growing malarky lol.
The manufacturers recommend 50 - 30cm above canopy at all times. 25% power for seedling, 50% for veg, 75% first 2 weeks of flower and 100% for rest of flower.
Again i dont know much about LED but the only reason id ever turn a light down is if its to hot. Once you figure out the basics, its all pretty damn easy.
 

Lnp32

Member
Again i dont know much about LED but the only reason id ever turn a light down is if its to hot. Once you figure out the basics, its all pretty damn easy.
thanks mate. Apparently LED’S can still burn the plants though just because the spectrum is so powerful, thats why they recommend not to go too close because they’re burn apparently. Id like to wack it up to 100% but worried about burning them as LED’S dont show burn for a week or so later.
 

JoeBlow5823

Well-Known Member
thanks mate. Apparently LED’S can still burn the plants though just because the spectrum is so powerful, thats why they recommend not to go too close because they’re burn apparently. Id like to wack it up to 100% but worried about burning them as LED’S dont show burn for a week or so later.
LED burn is usually from being to close, not to powerful. If they wont burn at 100% during flower, why would they burn now?
 

Lnp32

Member
LED burn is usually from being to close, not to powerful. If they wont burn at 100% during flower, why would they burn now?
i completely agree with you.
Alot of users of this light claim that its extremely powerful and will burn the plants in veg at 100%
Only one way to find out i suppose lol.
so you’d suggest i top dress ?
How much should i top dress in 7 gal / 30 l pots ?
And which amendments ?
Im going to flip to flower on monday so should i wait till then ?

like i said, my amendments are..

Insect frass 3.2.3
Bat guano 1.10.1
Seaweed powder 1.0.1
Lavaworm and volcanic rock - no npk on package.
 

JoeBlow5823

Well-Known Member
i completely agree with you.
Alot of users of this light claim that its extremely powerful and will burn the plants in veg at 100%
Only one way to find out i suppose lol.
so you’d suggest i top dress ?
How much should i top dress in 7 gal / 30 l pots ?
And which amendments ?
Im going to flip to flower on monday so should i wait till then ?

like i said, my amendments are..

Insect frass 3.2.3
Bat guano 1.10.1
Seaweed powder 1.0.1
Lavaworm and volcanic rock - no npk on package.
IM no soil pro dude. I use a couple different brands of organic soils mixed together plus more perlite. But if you are flipping to flower soon id be top dressing with like a half cup to a cup of this shit.

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