phosphorous

  1. G

    New grower! Need help and advice!

    Hi Everyone, This is my first ever grow and since the flowering it seems that my plants been having all sorts of issues. I tried giving more Nutrients, tried to calibrate the Phosphorous (thought this was the issue), I have bought Cal-Mag because I think this is one of the issues. I have also...
  2. Kingsnake235

    7 weeks - PH? Deficiency? Rootbound?

    hello! been watching a bit of an issue progress here and not sure how to fix it up properly; pics are below, I've been feeding with biobizz fish mix and bioheaven at half the min/rec dosage/L checked the deficiency chart and it looks like maybe potassium and phosphorous deficiencies...
  3. WifeInTheDark

    PH adjusting for selective nutrition?

    Hi I have a few plants that i've been told have too much phosphorous, but my natural water from taps is almost 9.0!, and my ph down is 85% phosphoric acid.......see my problem? so I saw this nifty little chart; , And i thought, If I lowered the ph to about 6.0, technically wouldn't they be...
  4. S

    Experts please help. Strange combo of leaf diseases. Leaf problems. N and P??

    Hi great people! I have some over nutrition and/or deficiencies I think. What is it? Pics below. I'm an older lady who's a plant biologist professor. I grew up growing a garden and know plant physiology and that jazz, but these are a little trickier. I've already exhausted the resources...
  5. WizHigh

    Flushing In Hydro to fix a Phosphorus deficiency? Help!

    CFL lights 5x 100w 18/6 Hydro using croutons as medium PH level 5.5 - 6.0 FloraNova Grow/Bloom, Age Old Kelp, Super Thrive Noticed 2 days ago that 2 of my plants started to slow in growth. There going on 2 weeks veg. Also noticed the bluish color on the outer trim of the fan leaves...
  6. H

    Help! Is this a Phosphorous Deficiency?

    What Strain is it? Jamaican Is it Indica, Sativa or Hybrid? What percentages? Not sure think its Hybrid. How Many Plants? 292 Is it in Vegetative or Flowering Stage? Flowering If in Vegetative Stage... How Long? If in Flowering Stage... How Long? 5 weeks 5/7 days (almost 6 weeks) Indoor or...