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Is this a mag def ? (split from epsom salts thread)

-CaveMan-

Member
How long has this problem been going on?
- A week
What STRAIN are you growing?
- KC Brains NL Special
What was the establishing technique? (seed or clone?)
- Seed
What is the age of your plants?
- 65 days
How long have they been in the soil mixture they are in now?
- 26 days
How Tall are the plants?
- 37''
What PHASE (seedling, vegetative or flower) are the plants in?
- 3 weeks + 5 days in flower
What Technique are you using? (SOG, SCROG etc)
- none
What size pots are you using? (Include how many subjects to pot)
- 7,5 l
What substrate/medium are you using? What brand of soil mixture are you using?(percentage of perlite, vermiculite...etc?)
- BioLan turf
What Nutrient's are you using?
- BioBizz Bloom, Grow, Alg-a-Mix
How much of each nutrient are you using with how much water? *Knowing the brand is very helpful*
- 1ml BioBizz Grow + 2 ml BioBizz Bloom / 1 l of water
on fourth week it's gonna be 1ml grow + 3ml bloom/ 1l of water
How often are you feeding?
- every watering
If flowering, when did you switch over to using Bloom nutrients?
- On first week in flower i used 1ml Bloom + 1ml Grow / 1 l of water
What order are you mixing your nutrients? (example: veg nutes 1st, bloom 2nd ect)
-
What is the TDS/EC/PPM of your nutrients used?
- N/A
What is the pH of the "RUN-OFF"?
- around 6
What method of pH test was administered? Using Strips? pH pen?
- Strips
How often are you watering?
- Every 2 days
When was your last feeding and how often are you feeding?
- Today; I put
What size bulb are you using?
- 400w HPS
What is the distance to the canopy?
- 5 inches
What is your RH Factor? (Relative Humidity)
- 15%
What is the canopy temperature?
- 35C
What is the Day/Night Temp? (Include fluctuation range)
- 35C while lights on, ~25 while lights off
What is the current Air Flow? (cfm etc.)
- 250m3/h + 8'' fan blowing air
Tell us about your ventilation, intake exhaust and when its running and not running ?
- both are running when lights are on,
Is the fan blowing directly at plants?
- yes
Is the grow substrate constantly wet or moist?
- no
Is your water HARD or SOFT?
- rather hard
What water are you using? Reverse Osmosis (RO)? Tap? Bottled? Well water? Distilled? Mineral Water?
- Tap water
Are you using water from a water softener?
- NO
Has plant been recently pruned, cloned or pinched?
- NO
Have any pest chemicals been used? If so what and when?
-Nope
Are plant's infected with pest's?
-No

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Mg deficiency ?
 

10k

burnt out og'er
Veteran
Cave man, your post really should be in it's own thread, so I'm going to split it off for you and name it..
"Is this a mag def?"

Anyway, these plants looks more like hunger from what I can see in these kinda fuzzy pictures.
 

-CaveMan-

Member
OK, thanks 10k
I've got 2 blueberries in the same closet, i've been feeding them with the same water(+nutes) as the NL, but the blueberries are ok.

Sry for bad pic quality. :(
 
G

Greyskull

i am not totally sure but looks more like it started at the bottom and working its way up... ala Nitrogen deficiency.

You're in flower though now...how many days in are you?
 

-CaveMan-

Member
"it started at the bottom and working its way up"

right! So it might be N ?

"how many days in are you? "

30 days in

All fan leaves are yellowing.
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