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sweet, cheers guys!

wondering when i should harvest, its still two weeks until the stated 10 weeks are up but some of the buds are going orange/red. What part goes red when its ready to harvest?? is it the white bits that come out of the bud or the clear hairs that are on the bud leaves? as you can see the white...

prob a stupid question but...what does trimming it do? and where should i trim it? do you mean just cut the bad leaves off?

dont have a ppm checker, is there a cheap way of checking it? what if i just use no nutrients for a bit? or would they be used to nutrients?? the problem seems to be getting worse day by day, you can see light through the spots now as if somethings eating away at them but cant see any bugs...

ok, ive lowered ph to 5.8, is it ok to be putting in about half a capful of phosphoric acid?? seems like a bit much but without it the ph goes up to about 7.5 in a day or two. Also had a look under with a mag glass cant see anything eating them, would i be able to see them on the leaves then?

this is my first grow and ive got some weird yellow spots on the leaves, most of them are at the top some are on random leaves lower down. Im running a 250W flowering phase CFL 18/6, (should it be 12/12? im using autoflowering lowryder blueberry seeds and was told to do 18/6 all the way through)...

Ah ok then i will sort that out, should i get ph up and down combo or is it ok to lower the ph by adding more nutes? As for a fan, can you recommend a real quiet one? my landlord pays random visits to the house as its rented by students and at the moment my cupboard is silent - i think the fan...

Ive started out by giving them HESI HYDRO Growth, in the right amounts, i took a ph test today and they were a bit high, 7.6 ish, the nutes are around a ph5 so ive added more of them to the feeding water to get the ph down to about 6.5. Temperature i dont know but it is warm in there id say...

hi, its my first time growing, i have two AK plants and they are not growing as fast as they did anymore, also a couple of the leaves are turning slightly yellow. Its 2 weeks into the grow and they are about 8cm tall both of them, ive got a 250W CFL about 3 inches above them both are grown in...