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  1. GreenGro

    Canna pk13/14

    Hi I would be grateful for any help, I have seen a few topics on this but none seem to reach a conclusion. I have a canna leaflet which says to add pk 13/14 at the start of week 3 when small fruit is developing but others say that on the bottle it says to add 3 weeks before the end of...
  2. GreenGro

    Scrog & Topping

    Just put a screen over the top of my veg, they are coming through the holes about an inch at the moment, should I top these now or should I have done it before or does it matter if I don't? Thanks for any help guys
  3. GreenGro

    how long do clones take to root

    Can't remember as its a while since i did it last but how long do clones take to root out of small rockwool cubes. Thanks for any help GG
  4. GreenGro

    controlling a heater with a thermostat

    Hi Can anybody explain how I can control a heater with an ordinary thermostat, I have no idea how you would wire one up or even if you can. Any help much appreciated. Thx
  5. GreenGro

    Plant probs, rust spots curling sides curling ends and crispyness

    Hi I wonder if you guy could help me ID a problem? Set up Hydro ebb N flow PH 5.8 Canna softwater Nutes (should be well within ppm range about 500) H2O2 5Ml/ 10 Litres basically I started gettign some leaf curl on the ends and sides a few weeks ago with a few rust spots and one or two of...
  6. GreenGro

    Holding Pollen Dormant

    Hi Is there any way to harvest some pollen and store it for future use? Thanks for any input
  7. GreenGro

    These are definately males, right?

    Hi guys, I'm pretty certain these are males but being new and all wanted to be 200%, just in case, thanks for any advice.
  8. GreenGro

    Ebb and flow table cover

    Hi I am wondering if having a cover on your flood table to stop the light getting on the water during flood time is that important. If I was flooding 4 times a day for 15 mins would it matter if I didn't cover the table? Thanks for any info.
  9. GreenGro

    Clone sexing

    Hi all I took a few clones about 3 weeks ago and their all well rooted now, before I cut them off mum there were no signs for me to early sex but looking at some of the small clones today I think I cansee what looks like the 2 pistols coming out like in the pictures on the FAQ for early...
  10. GreenGro

    Do clones flop over in the first couple of days?

    thats the question basically, do clones flop over in the first few days? I made a few clones for the first time the other day and they flopped over in the first couple of hours, I had to go away for a few days and they dried up. I took some new clones this morning when I looked int he evening...
  11. GreenGro

    Mould on rockwool cube

    Hi I have a bit of mould on top of my rockwool cubes, is this a worry and what can I do about it please? *Edit I just pulled 2 pots out and the roots are going slightly brown and mouldy looking, so I guess this is a problem - will adding H202 save the day now? or should I get some clones...
  12. GreenGro

    A book of plant problems

    Can anyone recommend a good book with pictures for identifiying and solving plant problems please?
  13. GreenGro

    Can anyone ID this problem please - is it mag deficiency?

    Can anyone recognise this problem please? not sure if it's magnesium deficiency??
  14. GreenGro

    How big before a cutting can be taken

    Hi Can anyone tell me how big I need to let a plant grow from seedling before I can take a clone to check the sex? Thanks
  15. GreenGro

    Leaves curling up, any help appreciated

    Hi I have 2 small (3") plants that I've grown from seed, they were put onto a flood table over a week ago and have pretty much doubled in size since then, when I first put them in the flood table I ph'd the water to around 5.4, it keeps rising but I keep getting it back down to around 5.4-5.5...
  16. GreenGro

    Transferring from large rockwool blocks to pots with clay pellets

    Hiya Wondering if anyone can advise me when I should put my 3 inch cutlene rockwool blocks into pots with clay pebbles and start my flood cycle. Currently there are a number of small roots coming out of the bottom of each of them and I am feeding them by pouring water into the trays each is...
  17. GreenGro

    Air con unit

    I had bought a primair and an RVK 125 fan to cool my grow room to the 70-80 degrees required but the weather outside has been over 80 degrees this last week so in my veg room with 1 125w enviro and 2 babies its been hitting over 92 degrees. I must admit that I haven't fitted the fan or the...
  18. GreenGro

    Roots growing up instead of down

    Im not geting much joy in the indoor forum on this so thought praps i should put my thread here: here it is so far: Hi I'll just repeat the quwestion on my thread below because the title of that one doesn't really go along with the question and some of you guys might not read it. But I have...
  19. GreenGro

    Can roots grow up

    Hi I'll just repeat the quwestion on my thread below because the title of that one doesn't really go along with the question and some of you guys might not read it. But I have planted my seeds into damp rockwool cubes, 2 so far have sprouted up but they are white and look like roots with...
  20. GreenGro

    Young seedling/plants falling over

    Hi I have just got 3 of my seedlings sprouting upwards out of the rockwool plug, one grew much faster than the others and is about 2 inches tall now, but when I looked this morning it seems to have bent over under its own weight - it seems to look healthy in all other respects other than it...
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