420 Magazine Background


  1. J

    Soil & Nutrient Question

    Hi all, First time grower and loving it so far. Here are my 2 Feminized AK plants that I germinated on the 27th of March and planted on the 29th of March. The smaller of the two had grown downward under the soil and I had to perform emergency surgery (I must have accidentally pointed the...
  2. D

    Food for in ground plants

    Hi there, I was thinking that I would start growing outdoor, but it came to my mind that it will not be the same as growing under a lamp. I was wondering if you could recommend some food for these plants. I was thinking about some slow-release options because I could not make it there every...
  3. M

    Yellow spots on lower leaves turning brown

    Girls seem healthy other wise. Closet grow. All was well on coconut and plain water for first month. Switched to nutes and this started. Is it actually a nute issue or something else? This issue is on the lower big leaves. So that also has me thinking it's something coming up through the roots...
  4. DarionOzb

    Do I need Nitrogen and Cal-Mag?

    Hi guys Im a new grower and I recently just entered week 2of the flowering stage with my one and only plant that made it out of the 4 I planted :( Unfourtanetly shes the one Ive caused the most damage to as well... From dropping her as a seedling, to breaking branches during early and late...
  5. 4

    Help! Soil still wet

    I have 3 plants under CFL. All was well until I switched from 18-6 to 11-13, 2 weeks ago and started on a flowering nutrient. Now they look sick and frail. (Could NPK be the issue) Scenario: Miracle Gro potting soil with DuGro all purpose fertilizer 15-30-15. Too much? 7 weeks old. Topped and...
  6. 2 week flower loving the light

    2 week flower loving the light

    Sativa dominant hybrid
  7. P

    Help! What is wrong?

    These are on different plants. I have 110 plants, 10 different strains. Most of my plants are doing great but I have a couple that are showing signs of something. I need help! These are my healthy plants
  8. Brnwn4

    First Time Grow! Some From Clones Some From Solo

    SOIL GROW Strain - 1 cherry bomb, 8 Gorilla Bomb, 1 Grand Daddy Purp, 2 Blueberry Gum, 3 girl scout cookie. I have some cookie wreck cuttings rooting also. # of Plants - 15 plants Grow Type - Soil Grow Stage – Just Started Vege Setup – Not Sure? Light – viparspectra 600w (600PAR T) Nutrients -...
  9. A

    Please help diagnose: Light stress?

    Two of my four plants are developing curled leaves, (primarily the new growth), as well as burnt tips and somewhat slow growth. I should also mention one of the two is very lanky. I can't decide whether it's nutrient burn or light stress (or possibly something else). Im leaning towards light...
  10. AfromanDunDaDa

    Need help: Anyone know why this would be happening?

    About 3 weeks into my first DWC grow. I started noticing these tiny little brown spots on the lower leaves which has now spread to the rest of the leaves except the newly grown ones. I check my pH every day twice a day. Usually stays between 5.5-6.2. Temp inside the tent (tent is 2x2) averages...
  11. K

    Leaves drying from the margins

    Hi, my plants are showing signs of stress, with some leaves drying from the margins and turning yellow. It is affecting mostly old leaves, but now it seems to be spreading to smaller/younger leaves too. They are growing outdoors in hot weather. The soil is a mix of 60% generic potting...
  12. P_20180322_060540.jpg


    Biobizz Nutrients, Grow, Bloom and Topmax 1L bottles
  13. A

    First time grower - Autoflower super soil question

    So I'm planning on planting an autoflower seed or two.. or three, .. my problem is that I would like to visit said plants as few times as possible so I've been looking into 'super soils' from what I've read the BioBuzz all mix is too hot for seedling to begin growth in, but the BioBuzz light mix...
  14. burnmeh

    Second opinion on possible nutrient burn?

    As you can see from the lower leaves, something is amiss! This is my first grow so I'm not totally sure but I think it's nutrient burn and I should flush the soil with water, would love to hear a second opinion on it! There is a little heat stress on the top leaves from where the...
  15. P

    Bee pollen as nutrient

    Hello! I was wondering if be pollen would be good as a nutrient?
  16. C

    Nutrient Deficiency/Lockout

    First time grow i will give as much info as possible and let me know if you need more im at a loss because everything was going so well. I am just about to flip to 12/12 but i would like to figure this out first. Info as follows: 5 white widow (almost all the issues except last pic) 5 green...
  17. Oldbear

    Are You Overfeeding Your Girls?

    I found a couple of articles on over feeding. Hope it helps people. As one who seems to have a problem with overfeeding I can give a few symptoms to look for. 1. Spots on the leaves 2. Discolored (yellowing) leaves 3. Leaves curling downward 4. Browning and loss of foliage It's...
  18. W

    Barney's Blue Cheese light green color leaves and slow growth problem

    Hi Everyone, This is one of my first grows. Seed: Barneys Blue Cheese auto flower. Medium: Soil + Perlite. Time since germination: 5 weeks Nutrient: Used 2 liters of Greenhouse Superfeeding Grow with 0.750 gr nutrient per liter of water. Light: Yellow 80W and Daylight LED 100W 20x4 hrs The...
  19. S

    Question from beginner

    hello everyone, this is my first grow. I have a rainforest 66 hydro/aero set up. My plants have begun to grow roots into the nutrient solution. Can I expect faster growth now? Thanks for anyone taking the time to answer.
  20. V

    Need your advice on Iron Chelate

    Hi. Recently, I was able to find readymade 12% Iron Chelate (FeEDTA) powder in market. This should be very convenient to use, as it saves the hassle of preparing Iron Stock by mixing EDTA, KOH & IronSulfate. Normally, I prepare IronChelate by following method (Hoagland recipe): I make one...
Top Bottom