Vermiculite is jailbait, lol....i heard someone went down big for having a bag of that.
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Is buying bags of soil in mid winter not a bit jailbait as well? Swings and roundabouts I guess.
Pompey, not really hard work. A bucket or bin in your back garden and throw some enzyms in and it breaks down all that root matter for further grows (you can get a box of organic composter for probably a 5er at your garden centre). You don't have to tlc it everyday. You could even chuck some of your kitchen and other garden waste in there...soon you'll be growing organic
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In fact, to save time emptying the pots, just rip a bit of the rootball out and then stick your clone in there and no need to amend.
Do you find any difference in the second run Wisdom?