Hello BKOF
To let us get to a better grip of whats happening, fill this in, click 'quote' at the bottom right of my post and fill all the details in you can, leave blank all that is not relevant or not needed.
SOIL:
How long has this problem been going on? only for about 2 weeks
What STRAIN are you growing? My cross (seedman seeds Purple Bud(skunk genes) and Nirvanas Bubblecious)
What was the establishing technique? (seed or clone?) Seeds
What is the age of your plants? 7weeks
How long have they been in the soil mixture they are in now? 3weeks
How Tall are the plants? 15 inches
What PHASE (seedling, vegetative or flower) are the plants in? 2weeks n2 flower
What Technique are you using? (SOG, SCROG etc)
What size pots are you using? (Include how many subjects to pot) 3 gal 1per pot
What substrate/medium are you using? What brand of soil mixture are you using?(percentage of perlite, vermiculite...etc?) Fox Farm Ocean Forest
What Nutrient's are you using? Fox Farm
How much of each nutrient are you using with how much water? *Knowing the brand is very helpful* FF tiger bloom 2tlbs per gal and big bloom 4tlbs per gal
How often are you feeding? 2x per week
If flowering, when did you switch over to using Bloom nutrients? 2weeks ago
What order are you mixing your nutrients? (example: veg nutes 1st, bloom 2nd ect) tiger bloom 1st big bloom 2nd
What is the TDS/EC/PPM of your nutrients used? n/a
What is the pH of the "RUN-OFF"? 6.0
What method of pH test was administered? Using Strips? pH pen? liquid dripper wit test bottle
How often are you watering? 2x per week
When was your last feeding and how often are you feeding? 3days ago
What size bulb are you using? 400w HPS
What is the distance to the canopy? 12inches
What is your RH Factor? (Relative Humidity) 30%
What is the canopy temperature? 78*f
What is the Day/Night Temp? (Include fluctuation range) 66night 78day
What is the current Air Flow? (cfm etc.) 2 box fans and rotating desk fan
Tell us about your ventilation, intake exhaust and when its running and not running ?
Is the fan blowing directly at plants? no
Is the grow substrate constantly wet or moist? moist
Is your water HARD or SOFT? hard
What water are you using? Reverse Osmosis (RO)? Tap? Bottled? Well water? Distilled? Mineral Water? tap
Are you using water from a water softener? no
Has plant been recently pruned, cloned or pinched? yes pinched
Have any pest chemicals been used? If so what and when? no
Are plant's infected with pest's? no
eace: