it's surprising where ikea hacks turn up. just goes to show how much the big blue and yellow has infiltrated our lives. anyways, trawling through the www, i found this little gem from gardenweb's forum. it is so simple that i almost want to slap my forehead and say "why didn't i think of that?"
our pot hacker writes, "i bought several small trash buckets from ikea a few years back. they cost 99cents each. i don't remember if i drilled in holes with a makita or stabbed them in with a hot knife--anyway, do add drainage. " ooh, i like the stabbing bit. read more here.
another pot hack:
> pk shiu's anti flood device