nitrogen

  1. baxbax

    Can I use urea nitrogen in coco?

    just ordered synthetic urea nitrogen and decide using it in coco it's only nitrogen source i'm going to use for grow plus some pk , will urea work fine in coco ? I know hesi tnt has 100 urea nitrogen in it and is recommended for coco by company , will urea provide nitrogen in coco as well as soil ?
  2. O

    Is .85% nitrogen in potting soil too much?

    I have some plants that are overdue to be transferred and was wondering if potting soil with .85% nitrogen is too much. Some of them are going in 3 gal pots and some in 5 gal. Is there a way to remove nitrogen from the soil if they get nitrogen toxicity? Should I just use different soil with...
  3. Q

    Hot soil problems

    how does someone deal with too much nitrogen in soil? if you were to use bat guano that had a high nitrogen content, and it was toxic to your plant, how would you go about removing all that excess nitrogen? if 2 cups were added, 1 midway through veg, one at the beginning of flower and now there...
  4. I

    Is Treasure Island from Sin City Seeds nitrogen sensitive - Claw

    Hi fellow growers! :) I am on my 3rd grow, this time running some Treasure Island. I am wondering if this TI is more sensitive to nitrogen. I am running the same nutes in hydro as previous runs with other strains (FN Micro/Grow/Bloom) at less than 1000 ppm in 4th week of flower. I am starting...
  5. P

    Chemdawg 15 Gallon Pot

    I have a chemdawg plant in a 15 gallon pot of Black and Gold she is in her 2nd week of flowering and has had a few yellow leaves but is progressing over time... I have added nitrogen multiple time so that is not the problem. Thought it was manganese or iron so I just bought some bioAg tm-7 2days...
  6. J

    Nitrogen deficiency lockout

    I was planning to switch to flower in 2 days. I watered yesterday but didn't use any nitrogen. Today leaves are turning yellow and falling off. Can I start flowering without fixing the nitrogen problem?
  7. MrSwishaa

    Using Miracle Grow Seed Starting Potting Mix For Autoflower - Need Advice

    Thi is what I have so far; MG- seed starting potting mix- nitrogen( 0.03%) AV phosphorus- 0.03%, and soluble potash - 0.03% MG sphagnum peat moss - nitrogen (0.19%) AV phosphate- 0.11%, Soluble potash-0.15% Sta-Green Vermiculite Miracle grow perlite - nitrogen (0.07%) AV phosphate -...
  8. N

    Help! Nitrogen Deficiency?

    Hey there everyone, these are feminized seeds of Easy-E. They were thriving for the longest while until the 4th week of Veg. The bottom leaves are turning yellow. Growth has been stunted. The Stems of the leaves are turning red. The leaves are also drooping. I thought it might be Nitrogen...
  9. N

    Help! Is this plant healthy?

    Hello! I've been doing my first grow since May. I was given the seeds from someone who knew nothing about cannabis and called them 'white spider', so I assume he meant white widow. Out of 15 seedlings that survived seeds 12 have showed clear female pre-flowers with two pistils each (nothing yet...
  10. DANNYBEAN

    Bean's WW Grow

    My basic personal grow for medical marijuana Test run Tent 1.2m/1.2m 6ft high Light 1 hps 600w Extractor with carbon filter Average temp 30c/40c Ph from tape water 6.3/ to 6.7 average In my area Just a bit of information for now Strain White widow Unknown...
  11. G

    Yellowing & browning but unsure why

    Hi there, new here, first grow. Soil Grow (Vigoro Organic Potting Mix & Perlite) @ about 2 months in... Blueberry fem Indica Only growing three plants in a 3x3 space. Lighting: Apollo Horticulture GL80LED Full Spectrum 240W LED Grow Light (supplemented with big full-spectrum compact...
  12. coralman

    Leaf tip bent down

    6 cheese bomb in 5gallon pots day 15 of 12/12 and day 8 of showing flower. Leaf tips are bent down, they were fine yesterday so happened overnight. From what i understand the only thing it could be is nitrogen toxicity but i last fed them 10 days ago with 2ml/l of fish mix and theyv been...
  13. H

    First grow - Not sure what's wrong

    Hi guys, I am new here on the forums and a first time grower. I got 2 seeds started just 2 weeks ago, and I've started encountering problems with both my plants. I will try and give you as much information as possible and include pictures. To start with, some basic info about my setup...
  14. C

    Need Help With Nutrients! Composting for a soilless mix.

    I've got 2 plants under a 450w Maxsisun Led in a 2'x2'x3' Mylar Tent. Both Plants in smart pots with 50/50 ph adjusted sphagnum peat moss and perlite. One is Auto Somango and the other is Fem Afghan Cow. Both plants in early vegetative, although the auto was stunted early on they are about even...
  15. C

    N Deficiency or something else - Or nothing?

    On 2/14 i obtained a FrankenBerry clone from my local med shop, the claw was present at this time but the only one leaf had yellow, the yellowing and claw is becomming more prevalent on other leaves. Ive watered it twice, the first time i barely watered it, soil was bone dry next morning so i...
  16. O

    I think I need some help

    this is my 30th day old super hash. it's my first growing and i'm not sure what happening, the leaves're getting yellow now. is it nitrogen deficiency or something, hope someone could tell me.
  17. T

    Space bucket LED grow - Leaves are yellowing - Help

    So I have a plant in fox farm ocean forest in a 5 gallon space bucket setup. It's about 5 and a half weeks since it's sprouted and I want to switch to flower, however the leaves seem to be yellowing a bit. At first mostly from the bottom. It. Ow it seems to be starting near the top. I have the...
  18. Z

    Too late to correct Nitrogen deficiency?

    So, i have a couple of ladies showing obvious signs of significant N deficiency, it's developed over the last 1-2 week. I've read in a couple of places that N deficiency is bad in veg, but is ok towards the end of flower (apparently lower levels of N at time of harvest is desirable for a better...
  19. B

    Nitrogen Deficiency?

    hey is this nitrogen deficiency ? screenshot tool upload photo images upload it's just the biggest fan leaves that have turned yellow. should I just pluck them off or leave them alone
  20. SmokeGent

    Is it Magnesium? Nitrogen? Or a pH def?

    Hello gents I have a problem with the ladies , I'm not sure if it's a Magnesium, Nitrogen or a PH deficiency. It just started, the lady in the pics it's a Bubba Kush Auto - day 45 - I keep them under 400w hps - using Ionic nutes. Any opinions? Thanks