cal-mag

  1. T

    Alternative cal/ mag

    Has anyone tried using that calcium and magnesium from the health section or whatever you want to call it at the supermarket I'll have to get a pic of it next time was just wondering if the plant could possibly take in the stuff how chem nutes work
  2. S

    Having a problem identifying this issue/defficiency!!

    Hi there, so i got these clones in rockwool, planted in a coco mixture. and these two Blue Afganis specifically seemed to have what i thought was a cal-mag issue, (specifically mag, but its not taking up nutrients from the lower growth, and the new growth seems really weak). While watering them...
  3. T

    Is it Nut burn or cal-mac deficiency???

    Hi guys!, I have been reading a lot from the articles on solving the matter, but since it is the first plant I grow, I need an urgent help about brown-rusty dots occurred in the sugar leaves only. Let me give details about my plant; -Random seeds, probably Lemon Haze. - We are in the 8th week...
  4. S

    Rust problem

    Just noticed this problem with morning. Little rust sports showing up on sugar leaves. About week 4 of flower Coco medium Fox farms trio used Feed schedule is 4:1 ratio of tiger bloom to grow big. Currently out of big bloom which is mostly earth worm castings. cal mag at 3ml per gallon Fed at...
  5. T

    Why is my plant dying?

    Looks like calcium or phosphorus deficiency to me but I’m not sure. Can I please get some help? Leaves curling and copper spots. I only use 6.3-6.5 OR water. Gave it’s first cal-mag feeding yesterday. Gelato Autoflower
  6. Medi-Farmer

    Burnt tips, Brown spots & discoloration.

    My two black mamba clones are having issues with what seems like nute burn on new bud growth as well as older fan leaves followed by brown spots & purpling underneath and on top. Not too worried about purple as it’s suppose to with this strain. Using mix of miracle gro organics, Fox farm ocean...
  7. D

    Cal-Mag Deficient or What?

    Hello all, My SAD is showing signs of continuous Cal-Mag deficiency even though I have added more and PH corrected the water. It’s getting frustrating because I am losing more leaves than it can produce. Older leaves are affected first and it yellows out in between the green veins. I have added...
  8. D

    What is the source of this deficiency?

    Hello all, My SAD is showing signs of continuous Cal-Mag deficiency even though I have added more and PH corrected the water. It’s getting frustrating because I am losing more leaves than it can produce. Older leaves are affected first and it yellows out in between the green veins. I have added...
  9. Chefman86

    Looking for advice

    This little one is 5 weeks old. I just got it under a good led light and waiting on my tent setup with fan. I have had 2 light feeding cycles with AN 3part PH perfect line but haven't added any Cal-Mag yet..(have it ordered for this week). Feed for the 2nd time last night and had a very high EC...
  10. Chefman86

    Looking for advice

    This little one is 5 weeks old. I just got it under a good led light and waiting on my tent setup with fan. I have had 2 light feeding cycles with AN 3part PH perfect line but haven't added any Cal-Mag yet..(have it ordered for this week). Feed for the 2nd time last night and had a very high EC...
  11. Chefman86

    Looking for help

    This little one is 5 weeks old. I just got it under a good led light and waiting on my tent setup with fan. I have had 2 light feeding cycles with AN 3part PH perfect line but haven't added any Cal-Mag yet..(have it ordered for this week). Feed for the 2nd time last night and had a very high EC...
  12. G

    Yellow/brown spots on leaves

    Hi wonder if anyone could diagnose this problem I think it's CalMac deficiency, any help would be much appreciated cheers
  13. Ogchieff

    Help Needed! Identifying Plant needs

    Hi, for the most part my garden has been going great with little issues. This one plant in particular has a bit of discoloring and looks a bit lime green. The new growth perks up while the older growth slumps a little. I’m curious if it’s lacking cal-mag or if it requires more nutrients in the...
  14. Kurdishpsychonaut

    Should i use more cal mag

    Hello everyone i am on the 12th day of flow. I found some leaf that yellow and orange pointed but not much .. i use advanced iguana juice bloom, ancient earth, Mother Earth tea bloom and bud candy regularly and using cal-mag just one in a week by the way its normal Plagron Lightmix soil then...
  15. Ghost of Davy Jones

    Purple stems help...

    I have a couple of plants about 4 weeks into veg. All are doing good and look healthy except one is starting to get purple stems on the bottom of the plant. It seems to be starting from the bottom leaves and its working itself up. How come stems get purple? is it a sign of a deficiency? The...
  16. alindg

    Question regarding nutrient deficiency and over watering

    Some of my plants have a calcium deficiency i think, and they were recently watered (before I found out I had the def.) so they currently are pretty wet still. However, I need to give them cal-mag nutrient ASAP. Should I do it now while they are wet and risk over watering or wait and let the...
  17. M

    New grow, nutrient advice on ffof and ff nutes

    Hello all, Using ffof whole way through this tine. Seedlings are 3 days old currently and very healthy. I will be transplanting into fresh ocean forest and adding the trio and solubles by fox farm and some brix molasses for augars. Used it before, tried and true and I will love the harvest...
  18. cannabineer

    Happy Vernal Equinox RIU!

    the March of holidays continues!
  19. C

    Distilled & Cal-Mag Plus

    I'm about to start a grow and I am going to be using distilled water and cal-mag plus. I'm wondering if I should just start with the bottles feeding schedule? When in the plants like should I start giving cal-mag? Beginning of life or after seedling stage?
  20. HydroNito305

    How much magnesium sulfate for 50 gallons of reverse osmosis water?

    How much magnesium sulfate for 50 gallons of reverse osmosis water?
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