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Thread: Rusty spots on leaves

  1. 23-10-20, 09:08 PM #1
    Middy74
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    Default Rusty spots on leaves

    Hi all so 9 days into flower Afghan and these spots started to appear on one plant only.
    Water ph 6.8
    Biobizz light mix soil
    Temperature 80f
    Humidity 42ish
    11lt ait pots
    600w hps
    Only feeding 1ml biobizz grow and bloom every 3rd feed
    Watering every 3rd day in the air pots.
    Any ideas please on the spots on this plant Click image for larger version.  Name: 20201023_175808.jpg  Views: 63  Size: 98.8 KB  ID: 389882Click image for larger version.  Name: 20201023_175808.jpg  Views: 63  Size: 98.8 KB  ID: 389882Click image for larger version.  Name: 20201023_175756.jpg  Views: 35  Size: 132.1 KB  ID: 389883Click image for larger version.  Name: 20201023_175820.jpg  Views: 31  Size: 70.5 KB  ID: 389884
    Hopefully what ever it is i can sort it early this is my first grow
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  3. 23-10-20, 09:16 PM #2
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    gardro
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    Not sure on Biobizz specifically but Id say they are beginning to get hungry
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  5. 23-10-20, 09:22 PM #3
    Middy74
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    Mmmmmm i was thinking calcium but im not feeding that much at minute the other 3 are fine so start to up the feed correct ?
    Can anyone help on the feeding with biobizz ? Please
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  7. 23-10-20, 10:28 PM #4
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    Quote Originally Posted by Middy74 View Post
    Mmmmmm i was thinking calcium but im not feeding that much at minute the other 3 are fine so start to up the feed correct ?
    Can anyone help on the feeding with biobizz ? Please
    Take a whole plant shot so we can see all the foliage.
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  9. 23-10-20, 11:20 PM #5
    Middy74
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    I'll do one tomorrow because lights are out now the plant looks ok but not has good has the other 3 its feed day tomorrow should i feed or just water
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  11. 23-10-20, 11:32 PM #6
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    GEORGE
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    I believe Country had that problem with his. He give them some Pataisiom, and they clear right up. JMO
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  13. 24-10-20, 09:00 AM #7
    Middy74
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    So today ive decided to feed them to top up the potassium 2ml of bloom not over doing it keeping a close eye on them will get a photo up tonight when lights go out at 6.
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  15. 24-10-20, 11:04 AM #8
    Middy74
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    Plants are 48 days old 10 days into flower.
    Feed is 1ml of bloom to 1 litre of water
    And 1ml of grow to 1 litre of water
    Thats how I'm mixing nutrients at the minute
    11lt airpots 2litres of water gives me run off and im watering every 3 days ?
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  17. 24-10-20, 01:07 PM #9
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    Plant doesnt need extra K at this stage. K is an antagonist of Ca

    Id increase the grow feeds to 1.5 or 2 and bloom to 1. Still in late veg / early bloom stage.
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  19. 24-10-20, 01:13 PM #10
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    Quote Originally Posted by gardro View Post
    Plant doesnt need extra K at this stage. K is an antagonist of Ca
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