Slow Grow

Tarek N

Well-Known Member
These are over 24 day old autoflowers. They are in ocean forest with like 25% extra perlite. I put about 3-4 inches promix in the middle to start them because I heard O.F is too much for seedlings. The first 2 weeks humidity was like 30-40% I know that was bad but... there is plenty of co2, I started feeding at 2.5 weeks (flora grow, humates,budjuice micro, silica) They are pretty small. My light was 36 inches first 2 weeks with a 1000 w phlizon cree cob. Now it's like 24". I'm concerned about the size.
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Any input appreciated
 
And I just started LST.
I’m not great with autos but they don’t look bad. Low rh when they are young is not great time for that to happen. Your doing something correct to get this far and still be healthy. I’d try and get as much light into them as quick as possible. Energy ie food from your lIght now will build her up getting ready to flower. Also rh is still on low side.
 
And I just started LST.
I just looked up other autos similar age and unfortunately they do seem smaller.
Maby someone more familiar with that exact setup can drop in and help.
 
Flora Grow is built for Hydroponics? You can use it in soil, but will need to adjust your feeding.
I wouldn't start using Bud Juice until you have flowers forming.
If you're not growing organically (using non salt based nutrients) humics aren't going to be of any real benefit since you're not "feeding microbes", but rather force feeding.

How do I use the Flora Series?
Mix in the proper amount of Micro first, then Grow and Bloom separately (order not important).
For hydroponics and aeroponics, mix into reservoir or irrigation system to the desired ppm level.
For soil and soilless media, mix 1/4 strength solution of desired ppm each watering or full strength every third watering.

If I were in your shoes, I'd flush using three times the volume of your pot with 6.5 pH water, then follow up with a full feed using the "For soil" instructions above. Personally I would get some nutrients built for soil. I use Mega Crop, all In one mix, easy to use.
 
Also... having plenty of c02, isn't necessarily a good thing. People generally run higher temps when doing c02 injections. If you're not properly dialed in there, (which it doesn't seem at 78F), it can be doing more harm than good.

If you're at 78F, you should be around 65-75% in veg.
 
Mega crop is soil- like, do you mix it in? It's all in one.....How does it work?
It’s a dry nutrient that you mix in to the water. As your plants progress, you simply bump the grams per gallon up.
 
No need to add anything else. Alot of folks use it on here.
One of my last harvested plant. Mega Crop only. (I don't even pH adjust it)
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I reckon @NuttyProfessor is probably right. It's crucial with autos to get those roots growing out in search of water early on. Water around the edges when they next need it. How often have you been watering? I'm back on mega crop now too. I just add some bio-silicon and giving some top-max during flowering.
 
I water every day but yes I water at the base.... I noticed Mega Crop is sold together some places with a bloom booster called bud explosion also by Greenleaf... why if it's so complete do they sell them together as a package?
 
And I just started LST.
This is for Autoflowers

When you run out of OF use Happy Frog instead. When out of those nutes try Mega Crop.

To early for LST really, top at the 6th node then LST. By LST I mean LST the limbs down flat and spread. Don't bend the plant over that cuts off halt half the plant from it's full potential.

You are training your auto to accept nutrition hence the next section.

As soon as your auto's go into the dirt use 1/4 strength nutes the first week, 2nd week 1/2 strength, 3rd week 3/4 strength, 4th week full strength. Watch leaf tips and if the tips show any burn back off a little.

Grab a $20 Lux meter:
10-15k Lux seedling
35-45k veg
55-65k flower
65k is top end and watch for light burn, I wouldn't go above 60k without adding cal/mag and even then I'd watch for light burn. If your light is adjustable turn it down a hair from maximum to extend longevity, you can lower the light a little to compensate.

DAILY
Watering/feeding when a new seedling in dirt use 4 ounces of fluid in the AM, check in evening to see it it needs a small amount more. By week 2 8 ounces, week 3 16 ounces. Water in a circle around the seedling. From there by eye, in a 7 gal fabric pot I water/feed a gallon then check the next day to see if it needs more.

I honestly don't care about all the "bro science" you read, I water daily after a month and generally harvest from 12-16 dry zips a plant. Mega Crop nutes really help here because you feed daily.

Elevate your pots cold floors are not good for your roots.

For your current plants, figure out how much you feed and dilute it to 1/3 strength but feed daily. Keep an eye on leaf tips for nute burn and back off a little if you see it. They are compact in size so light distance is good. Dilute nutes to 1/3 put in spray bottle and mist lightly twice a week until the plants growth spurt.

In short, feed daily but use diluted, foliar feed, that will perk them up. That's a mighty strong light get that lux meter fast. Bookmark this thread so you can refer to it.

My last two auto's gave 15 and 16 zips dry. The next two are exceeding that lol.

Here's the mandatory Autoflower porn, that's a TV tray with tops, there were about 25 of those total.

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This next one gave 15 zips
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Have a read on Emilya's guide to watering below. Should help you out.
 
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