What was the establishing technique? Seed
What is the age of your plants? 7 weeks into 12/12, Vegged for about 5 weeks
What PHASE are the plants in? Flower
What Technique are you using? Hand water
What substrate/medium are you using? Canna coco
What is the Nutrient temperature? Room temp
What Nutrient's are you using? Hesi Coco, 3.75ml/litre (5ml/litre being full strengh)
What is the TDS/EC/PPM you are using? NA
What is the pH of the "Tank"? 5.8-6.1 drifting.
Are you sure your calibration is correct on your equiptment? yes
When was your last watering? Daily
When was your last feeding change? 6 weeks ago
What size bulb are you using? 400w hps
What is the distance to the canopy? About 13-14"
What is your RH Factor? 35-40%
What is the canopy temperature? 75-80f
What is the Day/Night Temp? (Include flucutaion range) Day 75-80, night 67-70f
What is the current Air Flow? (cfm etc.) Grow tent, 5" Ruck
Is the fan blowing directly at plants? no
Is your water HARD or SOFT? 0.2EC/PH 7.5
Has plant been recently pruned, cloned off of or pinched No
Have any pest chemicals been used? If so, What and When?
Are plant's infected with pest's Yes, Springtails & Thrips (Thrips have been knocked back to v.small population)
This started a few weeks back, First I thought it was a MG def so I added Epsom salts and it just got worse.. Then saw some pictures of leaves simielr to mine with P & K def's..
Sorry for the awful picture, Those 3 colas are 1 plant that is most affected but the others are slowly catching up with it.
Should I flush or are they just hungry? , PH problems? (dont see how)
Edited by chr0nicxs, 17 April 2010 - 10:44 PM.